Problem Solvers Bicycle Components

The Problem Solvers Derailleur Hanger Plug is made of stainless steel and screws into the derailleur hanger on your frame to seal it and protect the threads from dirt and corrosion when you're turning a bicycle into a singlespeed, fixie or hub-gear bike. The plug is tightened from the inside so from the outside all you see is a nice custom finishing touch.

The Problem Solvers Handlebar Clamp Shim adds thickness to a smaller diameter handlebar so it can be used with a larger diameter clamping stem.

If you own an Air-Bob inflator, you probably use it A LOT. If you need to replace the brass connector, here's the replacement part to get you back up and running.

Sold individually or as part of Problem Solvers' 6-bolt adapter assembly, this lock ring is meant for use with Shimano Center Lock compatible hubs. - External splines; compatible with external bottom bracket tools - For use with 12 – 20mm thru-axles - Aluminum construction

The Problem Solvers Clamp-On Cable Guides are for clamping on the rear brake cable housing on your frame when the frame doesn't have provisions for holding a full-length brake cable housing. You get 3 stainless-steel clamps and the nuts and bolts for them.

The Problem Solvers Double Barrel Brake Lever lets you operate 2 brakes with this one brake lever. It is made of light, durable aluminum with a steel clamp bolt and aluminum adjusting barrels.

The Problem Solvers Inner Chainring Bolts include 5 of the special threaded chainring bolts that fit into the chainring nuts on your crankset to hold the chainrings in place (chainring nuts sold separately). This type is 12.5mm long and made of durable chromoly.

The Problem Solvers Inner Chainring Bolts include 5 of the special threaded chainring bolts that fit into the chainring nuts on your crankset to hold the chainrings in place (chainring nuts sold separately). This type is 16mm long and made of rustproof stainless steel.

The Problem Solvers Single Chainring Bolts include 5 chainring bolts and nuts that are 6mm wide. This is the right size for most single-chainring setups. These chainring bolts are made of either aluminum, stainless steel, or chromoly.

Problem Solvers Singlespeed 6-bolt Cogs are designed to be used with the Problem Solvers Cog Carrier. - Compatible with 3/32" and 1/8" chains - Cog is also 6-bolt rotor mount compatible for fixed gear use (see instructions for applicable warnings)

The Problem Solvers Sheldon Fender Nuts are an awesome way to avoid the brake-centering problems caused by mounting fenders directly to your brakes. They're named after the inventor and bike guru, Sheldon Brown. These special Sheldon nuts take the place of your existing brake nuts. They have threaded extensions for standard 6mm bolts (sold separately) providing a secure mounting place for your fenders that won't mess with your brake adjustment. They make it easier/faster to install and remove fenders, too, so they're great for commuting bicycles.

Attach these lightweight brackets to your water bottle bosses to serve as anchors for your cargo straps to carry just about anything, from sleeping pads to Nalgene bottles to barbeque sauce. These are a great addition to any bikepacking or touring cyclist’s on-bike storage toolkit. And their low profile means they don’t mess up the looks of your bike build while not in use.

The Problem Solvers Braze-On Front Derailleur Adapter simply clamps onto your frame's seat tube and provides a secure place to bolt on your braze-on front derailleur (sold separately). This fine adapter is made of light, durable aluminum and includes a stainless-steel bolt.

The Problem Solvers Compression Plug for 1 1/8-inch Forks is for threadless aluminum and carbon forks. It fits tightly inside the fork and provides easy headset adjustment and a nice, clean look.

The Problem Solvers Double Chainring Bolts include 5 chainring bolts and nuts that are 10mm wide. This is the right size for most double-chainring setups with a bashguard. These chainring bolts are made of aluminum and feature dual-hex heads for easy, secure installation.

The Problem Solvers Double Chainring Bolts include 5 chainring bolts and nuts that are 8mm wide. This is the right size for most double-chainring setups. These chainring bolts are made of aluminum and feature dual-hex heads for easy, secure installation.

The Problem Solvers Backstop bolts onto the frame to provide two stops for your cable housing. It's made of light, durable CNC-machined aluminum with a stainless-steel bolt, and the stops are slotted for easy cable installation/removal.

Bigger than standard Presta valve nuts, the Big P-Nut is designed to provide extra leverage to better tighten tubeless valves on standard tubeless rims. - Over-sized design provides extra torque when tightening - CNC-machined from AL-6061 aluminum - Kit includes two 40mm long brass tubeless valves

Booster thru-axle hub spacer kits are designed to give your non-Boost front and rear thru-axle hubs the boost they need to fit any Boost-compatible frame or fork.

Problem Solvers' Braze-on Light mount threads into your fork or fender eyelets, allowing you to mount lights or accessories. It's lower position is great for getting your light closer to the ground for better visibility.

Designed for bartenders, homebrewers, and the kind folks who pour our delicious cold-brew coffee, the Problem Solvers Pedal to Tap Handle Adapter allows thirsty cycling enthusiasts to top their favorite tap handle with the bicycle pedal of their choice. - Works with standard 3/8" tap handles and 9/16" pedal spindles - Two configurations, both labeled with "L" or "R", for compatibility with left and right-hand-threaded pedals - Aluminum construction - 20 TPI

Problem Solvers Pog top caps are machined aluminum with a 5 or 10mm spacer integrated as one piece. This makes for a clean, finished look when mounting a stem below the top of the steerer tube. - Bolt not included - 10mm available with or without logo - 5mm available without logo only

Problem Solvers Universal Derailleur Hangers The Universal Hanger replaces the drive-side nut on the quick-release skewer so you can get the majority of your gear range back. A vital tool to bring along when touring. - Emergency, on-the-trail derailleur hanger replacement - Enables you to keep riding and use the majority of your gear range - Compatible with most rear-facing-horizontal and vertical dropouts - Replaces the drive-side nut on 5mm quick-release skewers - Anti-rotation feature ensures the derailleur stays in place during use - CNC-machined AL-6061 with steel hardware

The Problem Solvers Shifter Boss Covers are perfect for covering up the down-tube shifter bosses when you're converting a frame with them to a singlespeed/fixie setup. They're made of light, durable aluminum and sport a nice polished finish.

The Super Booster rear hub spacer kit is designed to give your 148mm rear thru-axle hubs the extra boost they need to fit any 157mm frame.

Thru-Axle hub adapters allow the use of 100 mm front thru-axle hubs in 100 mm QR forks. -Allows the use of modern thru-axle wheels in forks designed for quick-release compatible hubs -100 mm front hub spacing only -CNC-machined AL-6061

The Fender Flute fits inside most forks and attaches to standard front fender tabs for mounting fenders closer to the wheel. - Especially helpful for fender mounting on suspension-corrected forks - Threaded M6 holes at 10mm intervals for fine-tuning fit - Bolts and lock washers included

For riders who appreciate an elegant and streamlined setup, the Stem to Top Cap Tapered Spacer features a slight taper toward the top, allowing it to transition seamlessly to the Top Cap. - Anodized aluminum construction, no logos - Sold in packs of ten - 4mm outer diameter at base tapers to 32.5mm outer diameter at the top - S.H.I.S. Stem Clamp Diameter: 28.6

The Problem Solvers Ultralight Top Cap is a featherweight top cap and bolt that's a perfect fit on 1 1/8-inch threadless forks.

Problem Solvers' Abnormal 46 Bottom Bracket allows you to your classic, favorite cranks with frames that use a PressFit30 bottom bracket. However, to extract the A46 BB, you'll need Problem Solvers' A46 Removal Tool. Here it is!

The Problem Solvers Center Lock Rotor Adapters are CNC-machined aluminum adapters that allow the use of 6-bolt rotors on Shimano's Center Lock hubs.

The Problem Solvers Center Lock Adapter Kit allows riders to use 6-bolt rotors on Shimano Center Lock compatible hubs. - Not intended to be used with rotors over 180mm in diameter - Made of extruded, CNC-machined, and broached AL-6061-T6 - Designed for use with Center Lock hubs and 6-bolt disc brake rotors

The Problem Solvers Cross Clamp mounts to the seat tube on your frame so that you can make your top-routed shift cables work with a bottom-pull front road derailleurs. This is a common setup on cyclocross bicycles. Choose the diameter that matches your frame.

Downtube cable adjusters from Problem Solvers. - Braze-on downtube adjusters for road shifters - Contoured to fit traditional sized steel downtubes - Black Finish

Booster thru-axle hub spacer kits are designed to give your non-Boost front and rear thru-axle hubs the boost they need to fit any Boost-compatible frame or fork. Kit includes Center Lock Adaptor, allowing riders to use 6-bolt rotors on Shimano Center Lock compatible hubs. - 10mm spacer kit adapts 100 x 15mm front hub to 110 x 15mm - Includes 10mm adapter to 6-bolt rotors - Includes external spline lock ring for thru-axle compatibility

The Problem Solvers Head Tube Reducers resize your head tube to accommodate different size forks. These fine aluminum reducers are designed for traditional, external-cup headsets. Please contact us for any questions about compatibility with your bicycle.

The Problem Solvers Micro-Adjustable Headset Spacer goes on the fork (it requires 10mm of clearance on the steerer) and locks in place to retain your headset bearing adjustment. This makes it possible to run your fork and headset without a star nut or compression plug. This 2-part threaded component is made of CNC-machined aluminum with a small bolt for tightening, so it's light and durable.

MisMatch adapters allow users to mount Shimano & SRAM brakes and shifters on one clamp. MisMatch Adapter 1.0/1.1 attaches SRAM shifters to Shimano I-Spec-A or I-Spec-B brake lever clamps. MisMatch adapters and the ever evolving “standards” it attempts to integrate between SRAM and Shimano is a confusing subject. Shimano brake and shifter mounting options have changed a lot, going through four mounting systems from 2011-2016. Shimano components have a model number printed somewhere on the brake and/or shifter, and this is the best way to determine what you own and what adapter you need. MisMatch 1.0/1.1 fits Shimano brake levers:BL-M985, BL-M988, BL-M820, BL-M785, BL-T785, BL-M675, BL-T675, BL-M640, BL-M596, BL-M820-B, BL-M785-B, BL-M675-B, BL-M640-B, BL-M615, BL-M506 - Annodized Black

MisMatch 1.2 adaptors allow users to mount a SRAM MatchMaker shifter to a Shimano I-Spec-II brake lever clamp. - Installation hardware included - Anodized black - Sold each

Booster thru-axle hub spacer kits are designed to give your non-Boost front and rear thru-axle hubs the boost they need to fit any Boost-compatible frame or fork. Kit includes Center Lock Adaptor, allowing riders to use 6-bolt rotors on Shimano Center Lock compatible hubs. - 6mm spacer kit adapts 142 x 12mm rear hub to 148 x 12mm - Includes 6mm adapter to 6-bolt rotors - Includes external spline lock ring for thru-axle compatibility

The Problem Solvers Downtube Shift Cable Adjusters replace your existing shift adjusters, or let you add integrated shifters to your current down tube shifter-equipped road bike. Made from durable plastic and stainless steel, these adjusters are built to last for countless miles on your road steed. - Sold as a pair - Comes with mounting hardware

These handy Problem Solvers Eccentric Bottom Bracket Shims allow you to fit your existing Eccentric Bottom Bracket into BB shells with inner diameters of 55mm or 57mm. - Anodized black - 6061 Aluminum

These handy Problem Solvers Eccentric Bottom Bracket Shims allow you to fit your existing Eccentric Bottom Bracket into BB shells with inner diameters of 55mm or 57mm. - Anodized black - 6061 Aluminum

The Problem Solvers SpaceOut Spacers are 10 3mm or 6mm spacers for use with your 5mm bottle cage and frame eyelet screws/bolts. These handy spacers provide the additional clearance needed when mounting accessories like bottles, racks and fenders.

The Problem Solvers Chain Tensioner is a handy device that lets you cleanly install a derailleur on frames without a derailleur hanger. It's made of light and durable CNC-machined 6061 aluminum with steel hardware. It's designed for use with rear-facing horizontal dropouts and 10mm rear axles.

The Problem Solvers Handlebar Accessory Mount comes in handy when you don't have enough room on your handlebars for mounting all your accessories. It fits onto all handlebars, holds tightly and gives you 80mm of width for mounting more of your essential devices where they're easy to see and use (photo).

MisMatch adaptors allow users to mount Shimano & SRAM brakes and shifters on one clamp. Available in multiple configurations. Annodized Black Attaches Shimano I-Spec II shifters to SRAM MatchMaker brake lever clamps

Problem Solvers Cog & Carrier adapts multi-speed Shimano HG freehubs for singlespeed use. - Wide-profile alloy cog carrier supports a single speed cog - 6-bolt chromoly cog included, compatible with 3/32" and 1/8" chains - Carrier is splined for Shimano HG freehub compatibility - Additional cogs available separately

The Problem Solvers Through-Axle adapters make it possible to easily fit front and rear wheels with through axles into truing stands for wheel truing and repair. These adapters fit into the common through-axle sizes and have o-rings so that they fit nicely and stay put as you work on the wheel and take it in and out of the stand. They're made of CNC-machined 6061 aluminum for quality and durability. - Front compatible with 9/15/20mm hubs - Rear: compatible with 10/12mm hubs

The Problem Solvers Brake Stud Light Mount lets you mount a bicycle light to one of the cantilever/direct-pull brake studs (posts) that are attached to your fork. This is handy when all the other spots for mounting lights are already taken and it puts the light lower where it lights the way better. Once installed, this cool mount provides 38mm of width for your light.

Problem Solvers' Chain Spy is a chain retention device that keeps a watchful eye on your chain while you focus on blasting along the path ahead. Choose between the 31.8mm clamp model, or the Direct Mount model, depending on your bike's needs.

ReMatch adapters are designed to integrate different generations of Shimano Brakes to Shimano Shifters. Rematch Adapter 1.2 connects Shimano I-Spec A/B brake to I-Spec II Shifter. - Made from CNC Machined T6061 Aluminum - Anodized Black - Includes all necessary hardware for both I-Spec A and I-Spec B brake - No additional hardware needed

The Problem Solvers Holy Driver is a durable chromoly tool used for holding and turning spoke nipples when building wheels and fixing them. You can use it manually, spinning it in your fingers to quickly fasten nipples. And, you can use it in a power drill for even faster wheel work. The tool tip fits into the slot in the top of the nipple and holds securely. Plus, the length is adjustable so it's great for use on standard and deep-profile rims.

• Allows the use of downtube shifters on bikes without downtube shifter braze-ons • Compatible with 9/10-speed Shimano shifters • 31.8mm clamp with shims for 28.6mm tubes • Shifters not included

Problem Solvers Deckster pedal adapters. Converts SPD-compatible pedals to platform pedals for casual cruising. - Works with 2-bolt, SPD-style cleats, such as Time, Shimano, Crank Brothers, Wellgo and others. Not compatible with Speedplay - Cleats not included - 85 x 95 x 10mm platform - Hardware included, cleats not included

The Problem Solvers Direct Mount Adapter gives you a place to install direct-mount Shimano and SRAM derailleurs. It was initially developed for standard mountain bike frames with 68/73mm wide bottom bracket shells, and is equally suited to fat/snow bikes, where their 100mm wide bottom brackets make front derailleur applications a little difficult. The adapter is made of light and durable 6061 aluminum.

The Problem Solvers GXP Spindle Adapter Kit lets you adapt a GXP crankset to a BB30 or Press-Fit 30 bottom bracket. It's used with the Problem Solvers BB30/Press-Fit 30 Adapter Kit, which is sold separately.

ReMatch adapters are designed to integrate different generations of Shimano Brakes to Shimano Shifters. Rematch Adapter 1.1 connects Shimano I-Spec A/B shifter to I-Spec II brake. - Made from CNC Machined T6061 Aluminum - Anodized Black - No additional hardware needed ReMatch 1.1 is NOT compatible with Deore M610 or SLX M670 shifters

The Problem Solvers BB30/Press-Fit 30 Adapter Kit consists of DuPont Delrin (a tough, light type of plastic) pieces that allow you to use your external bottom bracket-style crankarms (24mm spindles, such as a Shimano Hollowtech II crank) with newer BB30 and Press-Fit 30 bottom brackets. Please contact us if you have any questions about compatibility.

These simple clamps allow riders to mount I-Spec II compatible shifters or dropper levers onto their bars without the otherwise-requisite Shimano I-Spec II compatible brake levers. Sold individually and can be used for either right- or left-hand side. - Hinged clamps for easy installation without removing other components - AL-6061, anodized black - 23 grams - For use only with I-Spec II compatible shifters or dropper lever