Best Selling Products

Threaded BMX headset based on the MX-125 with a beartrap style washer 1 inch threaded, Old School size (32.7 x 26.4) Sealed bearings

Tangeseiki Passage 1" Threaded Headset This is for mini race bikes/oddball stuff and not a normal 20" bmx bike Triple sealed mechanism High-tensi...

The Bike Co. comes from the minds of midwest BMX rippers, Dustin Reese and Trevor Watring.    The Clone frame shares the same proven geometry as th...

The guys over at Tech Bike Co. like to do things their way.  The new Timekeeper bar is another great example of this.  These do resemble the Odysse...

The Bike Co. comes from the minds of midwest BMX rippers,  Dustin Reese and Trevor Watring.  Both Trevor and Dustin have a tech style or riding tha...

Tektro 319AC Short Pull Brake Lever  Reach adjustment For use with linear pull brakes, caliper, or U Brakes

The Space Brace Ankle Brace isn't your typical sports ankle brace. It was designed by BMX pro Mike Grey and backed by by other heavy hitters such a...

Theory 3 in 1 Hex Tool  Includes a 4,5 and 6mm allen key What you see is what you get

The Theory 3/8" Axle for SE Cassette will fit any single speed V-Brake bike like Big Rippers, Big Flyers, Blocks Flyer, etc. Shoulder to shoulder:...

The classic 410 chain has everything you need in a basic chain. 1/2"x1/8" 100 Links

Thicker side plates and riveted pins means the 510 chain can take some serious abuse. 1/2"x1/8" 100 Links

The Theory 8-Spline Spindles are a great replacement for any stock 8-spline spindle that may have unfortunately bit the dust. Theory has even taken...

Please note price is for cups only, if you need the full bottom bracket kit it can be found here.

The Theory American Bottom Bracket Kit includes two color matched american bottom bracket cups, matching colored cone spacers, two precision sealed...

Theory American Unsealed Bottom Bracket 24tpi Unsealed

 Theory Bond Top Load Stem is made of cold forged 6061 aluminum with a 50mm reach. 

The Theory Bypass Bars are a 2-piece chromoly construction with a basic geometry that anyone can get used to. Width: 29.5" Upsweep: 2° Backsweep: 12°

The Theory Conserve Cranks are traditional 3 piece style made from a durable chromoly. The Conserve cranks use a 19mm 8 spline 135mm spindle. Great...

The Theory Conserve Cranks (Bike Life Version), are made from the same durable chromoly construction as the normal version, but instead come with a...

The Theory Conversion Headset turns a non integrated 1-1/8" headtube frame into an integrated one with this kit. This kit includes everything you n...