Classified Aero Chainring - 52t DropStop B fits SRAM Flattop T-Type 12/13-Speed Chains Compatible all 11-Speed Chains BLK CheckoutSpec= Core Black/Gray Six/Gray Four CPSC Safety Standard for Bicycle MFPN=00.6118.665.009 JT00771 Type Standard Size 650Cx28 Thread Type:Threadless

Classified Aero Chainring 52t DropStop B fits SRAM Flattop T Type 12 13 Speed Chains Compatible all 11 Speed Chains BLK CheckoutSpec= Core Black Gray Six Gray Four CPSC Safety Standard for Bicycle MFPN=00.6118.665.009 JT00771 Type Standard Size 650Cx28 Thread Type:Threadless CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older Maximum Head Circumference 56 Gender Age Adult Minimum Head Circumference 52 Color Black Red Glossy Size Small Visor Included No Multi Impact Yes Weight 280 Helmet Style Tri TT Defined Color Black Vendor Dt swiss Manufacture Number SCOS20286S0100 Model Name Competition Straight Pull Category Spokes