<br>Chainring 104 BCD 32T 34T 36T 38T narrow wide single chain ring with 4 pieces sprocket bolts for road bikes, mountain bikes, BMX MTB bike, black <br> <br>Durable quality: <br>This bicycle chainring is made of a sturdy T6 alloy structure, the circular width design improves climbing performance and reduces weight by removing chain guides. <br> <br>Narrow wide tooth design: <br>Ensures chain retention, effectively protects the frame from scratches, extends wear life, and reduces friction and noise; The surface is easy to clean <br> <br>104 BCD chain ring: <br>Model: 32T, 34T, 36T, 38T <br>It is standard 104 BCD, single speed 1 x 7, 1 x 8, 1 x 9, 1 x 10, 1 x 11, 1 x 12. <br>You can install it on road bikes, mountain bikes, etc.. <br>104 BCD cranks ensure the tooth profile and the final chain retention force, plate thickness of 4 mm to ensure no bending. <br> <br>Specification: <br>Color: black <br>Size: <br>BCD: 104 mm <br>Round diameter: <br> -32T/135 mm <br> -34T/144 mm <br> -36T/152 mm <br> -38T/160 mm <br> <br>Package includes: <br>1 x Single chainring <br>4 x Sprocket bolts <br> <br>Notice: <br>Please make sure the crank size is BCD 104 mm before purchase. The more teeth you have, the faster you ride. <br>Small objects, please stay away from children under 3 years old.