+BMX Parts
- NEW ITEMS!
- The DEAL ZONE
- Just Restocked!
- NOS Goodies
- Bar Ends
- Bearings
- Bottom Brackets +
- Brakes +
- Chains +
- Chain Tensioners
- Cranks +
- Forks +
- Freewheels & Drivers +
- Grips +
- Handlebars +
- Headsets +
- Hubs +
- Number Plates & Numbers +
- Pads
- Parts Kits
- Pedals +
- Pegs
- Rims +
- Seats +
- Seatposts +
- Seatpost Clamps
- Spokes & Accessories +
- Sprockets +
- Stems +
- Tires and Tubes +
- Wheels +
- *Repair Necessities
+BMX Riding Gear
Theory
24" Theory Rim Strips - Pair - 30mm wide
$ 6.99
This is a package of 2 Theory rim strips. These fit 24" rims and are 30mm wide.
19mm Theory Euro BMX Bottom Bracket Set - Silver
$ 39.99
This Theory Euro bottom bracket set is made for 19mm crank spindles (available separately) and threaded Euro bottom bracket frames. It comes with 4 bearings, aluminum cups, a tube spacer,...
19mm Theory Euro BMX Bottom Bracket Set - Red
$ 39.99
This Theory Euro bottom bracket set is made for 19mm crank spindles (available separately) and threaded Euro bottom bracket frames. It comes with 4 bearings, aluminum cups, a tube spacer,...
Theory 22mm American Bottom Bracket Kit - Purple
$ 34.99
The Theory 22mm American BMX Bottom Bracket Kit includes anodized cups, sealed bearings, cone spacer, bottom bracket spacers, and a tube spacer. Color: Purple anodized Note: This part was colored by...
Theory American to Mid Bottom Bracket Cup Set - Aluminum - Purple
$ 14.99
The Theory Bottom Bracket Cups allow you to use a mid size sealed bearing bottom bracket in an American size frame. They are made out of anodized 7000-series aluminum. These are made to...
29x2.5 Theory Method BMX Tire - Purple
$ 43.99
Fast and grippy, the Theory Method tire has a refined design that delivers tons of grip without breaking the bank. Size: 29 x 2.5 (ISO 622mm)Color: Purple Note: We ship tons of...
Theory 410 BMX Chain - 1/2"x1/8"x100L - Gold
$ 15.99
The Theory 410 Chain is a 100-link, 1/2" x 1/8" chain designed for BMX, Fixie, and other single speed bicycles. It comes with a master link for easy installation. Size: 1/2" x...
Theory 25t Verify BMX Sprocket / Chainwheel - Silver
$ 19.99
The Theory Verify Sprocket is simple and effective, yet wallet-friendly. Constructed of 6061 aluminum sprocket, it has a 15/16" bore and includes adapters for 19mm and 22mm spindles. This sprocket is compatible...
Theory 25t Verify BMX Sprocket / Chainwheel - Purple
$ 19.99
The Theory Verify Sprocket is simple and effective, yet wallet-friendly. Constructed of 6061 aluminum sprocket, it has a 15/16" bore and includes adapters for 19mm and 22mm spindles. This sprocket is compatible...
29x2.5 Theory Method BMX Tire - Blue
$ 43.99
Fast and grippy, the Theory Method tire has a refined design that delivers tons of grip without breaking the bank. Size: 29 x 2.5 (ISO 622mm)Color: Blue Note: We ship tons...
Theory American to Mid Bottom Bracket Cup Set - Aluminum - Blue
$ 14.99
The Theory Bottom Bracket Cups allow you to use a mid size sealed bearing bottom bracket in an American size frame. They are made out of anodized 7000-series aluminum. These are made to...
Theory 22mm American Bottom Bracket Kit - Red
$ 34.99
The Theory 22mm American BMX Bottom Bracket Kit includes anodized cups, sealed bearings, cone spacer, bottom bracket spacers, and a tube spacer. Color: Red anodized
Theory 22mm American Bottom Bracket Kit - Blue
$ 34.99
The Theory 22mm American BMX Bottom Bracket Kit includes anodized cups, sealed bearings, cone spacer, bottom bracket spacers, and a tube spacer. Color: Blue anodized
20x2.40 Theory Proven BMX Tire - Red w/ Black Sidewall
$ 30.99
The Theory Proven tire is a great all around tire with a tread pattern that has excellent grip on street, ramps, concrete, and everything in between. Size: 20 x 2.40 (ISO...
20x2.10 Theory Proven BMX Tire - Black
$ 30.99
The Theory Proven tire is a great all around tire with a tread pattern that has excellent grip on street, ramps, concrete, and everything in between. Size: 20 x 2.10 (ISO...
20x2.40 Theory Proven BMX Tire - Black
$ 30.99
The Theory Proven tire is a great all around tire with a tread pattern that has excellent grip on street, ramps, concrete, and everything in between. Size: 20 x 2.40 (ISO...
Theory Data Grips w/ Bar Ends - Flangeless - Yellow
$ 9.99
This BMX grip from Theory Parts is a soft, yet durable, mushroom-style grip with color-matched bar ends. Style: FlangelessLength: 160mmColor: Yellow
Theory Data Grips w/ Bar Ends - Flangeless - Purple
$ 9.99
This BMX grip from Theory Parts is a soft, yet durable, mushroom-style grip with color-matched bar ends. Style: FlangelessLength: 160mmColor: Purple
Theory Data Grips w/ Bar Ends - Flanged - Purple
$ 9.99
This BMX grip from Theory Parts is a soft, yet durable, mushroom-style grip with color-matched bar ends. Style: FlangedLength: 150mmColor: Purple
Theory Data Grips w/ Bar Ends - Flanged - Blue
$ 9.99
This BMX grip from Theory Parts is a soft, yet durable, mushroom-style grip with color-matched bar ends. Style: FlangedLength: 150mmColor: Blue