CNC machined 7075-T6 aluminium provides the perfect blend of light weight and strength.The chainring is compatible with 8spd, 9spd, 10spd and 11spd chain. A hard anodised finish makes these ultra durable and increases longevity. Available in 104mm BCD, 4 bolt fitting. Description: Brand: DECKAS Color: Black,Red Shape: Round/Oval Material: 7075-T6 Aluminum alloy Bolt Center Diameter: 104mm BCD Teeth: 32/34/36/38/40/42/44/46/48/50/52T Weight: 32T-41g; 34T-51g; 36T-63g; 38T-73g Thickness: 4mm (narrow 1.9mm, wide 3.7mm) Compatible with: 7/8/9/10/11/speed chain (for Shimano/SRAM/FSA 104bcd Crank) Narrow-wide tooth profiling prevents chain drop without a chainguide. √Process: Full CNC engraving and milling, anodic oxidation, full of the laser marking. √Function: simplifying the variable speed.
eBay