Problem Solvers

These shims allow you to mount 1-1/8" threadless stems on 1" threadless steerer tubes.

- Shim 25.4mm to 28.6mm
- Height 38mm

Problem Solvers 11spd Freehub Body Conversion Spacer for 10 speed Cassettes on 11speed Freehub

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
For use with 12 x 100 mm front hubs

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

Problem Solvers 12.5mm Inner Chainring Bolts Silver Chromoly
- Inner chainring bolts do not include nuts (5 pack)

Problem Solvers 16mm Inner Chainring Bolts Silver Stainless Steel
- Inner chainring bolts do not include nuts. (5 pack)

Problem Solvers Crank Arm Fixing Bolts

- Sold as a pair
- For square taper cranks
- M8 x 1.0mm threading, 15mm long

Water Bottle Cage Height Adapter allows user to find optimum water bottle placement placement in the frame.

Compatible with most standard, two-bolt bottle cage mounts
Provides 45mm of adjustment
28oz water bottle maximum capacity
Aluminum construction

Problem Solvers Air-Bob Pump O-rings for Brass Button Under Lever

Problem Solvers Air-Bob Pump Universal Tire Inflator Replacement Inflator Tube - Replacement Inflator Tube for PU9997

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
- Includes two 5mm axle spacers
- Thru-axle not included

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
- Includes two 3mm axle sp

Problem Solvers Booster Front Wheel Adaptor Kit 10mm

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.

- 10mm spacer kit adapts 100 x 15mm front hub to 110 x 15mm
- Includes 5mm rotor spacer w/ hardware
- Includes both 5mm torque caps and standard hub cap spacers
- Thru-axle not included

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.

- 6mm Spacer kit adapts 142 x 12mm rear hub to 148 x 12mm
- Includes 6mm rotor spacer w/ hardware and one 6mm axle spacer
- Rear wheel needs to be re-dished 3mm to non-drive side

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.

This mount will attach to your bike frame’s braze-ons, allowing you to mount a head or taillight just about anywhere you can thread a bolt in. Our unique design offers two mounting options to keep your mount as close as possible to your frame - good for mid fork braze-ons, or further away from the frame - good for dropout braze-ons.

Mount a head or taillight just about anywhere you can thread a bolt in
Offers two mounting options to place a light either 7mm or 23mm away from the frame
Includes reversible end cap to adjust spacing, top cap, washers 65mm and 45mm M5 bolts
Diameter of mounting surface: 32mm
Length of mounting surface: 30mm
Short end cap spacing: 7mm

Problem Solvers Cable Doubler 1:2 allows one lever to operate two brakes

Allows you to control two brakes with just one lever. Why? Well, there are myriad applications: cyclocross, fixies, tandems, bike polo, tricycles, recumbents, cycles for those with special needs, those four-person bikes you see on beach boulevards, and so on. You could even link them both together for ultimate redundancy!

- Machined and anodized aluminum tube with Teflon coating ensures low friction
- Setup requires three standard brake cables, two of which must be road cables

Problem Solvers Cable Doubler 2:1 two levers and one brake

Problem Solvers Cable Doubler 2:1 allows for two levers to operate the same brake. The 2:1 features precision counterbalance springs that allow for independent operation of two brake levers without feedback. Applications include Tri bikes wih aero bars, tandems and urban bike oddities. Keep your options open.
· Includes precision counterbalance springs that allow for independent operation of two brake levers without feedback
· Allows two levers to actuate one brake
· Low profile machined aluminum tube hard anodized with Teflon allows low friction movement of the internal slider
· 82mm in length; 18mm diameter

PS Cantilever Stud 10x1mm Each.

Thread-in replacement studs for canti brake bosses.

Cassette Spacer 4.5mm Fits 7-speed cassettes on 8/9-speed freehub bodies.

Spacers for cobbling together or converting your old cassettes.

Features 43 pages of products, as well as useful (and irreverent) tips and tricks for the bike shop

Problem Solvers Centerlock Adaptor for 6-bolt Rotors with Lockring