DJC 144BCD Round Bike Chainring Fixed Gear Fixie Track Bike

• Fixed gear bike: 1/2 * 1/8" chain, single speed for track bike, BMX. Regular tooth, 144mm BCD • Material: Aluminum 7075-T651.Inside hollow design.Light and rigid. • Teeth: 47/49/51/53/55/57/58/59/60/61/62/63/64T • Single Speed: For single speed track bikes only.Not suitable for 7-12 speed bikes. • 1 year warranty.Package Contents: 1 x Chainring

DJC 144BCD Round Chainring Fixed Gear Fixie Track Bike 47T 49 51 53 55 57 59 61 62 63 64T Chainwheel 144 BCD Teeth 1/2*1/8

Features Not for 7-12 speed bikes.For single speed bikes only.Material: Aluminum 7075-T651 Color: Black, Anodized Size: 144BCD Teeth: 47/49/51/53/55/57/59/61/62/63/64T Thickness: 4MM Chain Compatibility: 1/2*1/8 Chain Only Fits: Fixed Gear/Track Bike (Single Speed Bike)

Not for 7-12 speed bikes.For single speed bikes only. Not for 7-12 speed bikes.For single speed bikes only.

Number of teeth (T) Maximum outer diameter (mm) Weight (g) 47T, 107mm, 196g 49T, 121mm, 205g 51T, 139mm, 213g 53T, 158mm, 220g 55T, 177mm, 228g 57T, 197mm, 237g 59T, 208mm, 245g 61T, 184mm, 253g 63T, 197mm, 265g 64T, 212mm, 270g

Package contents 1 x Chainring