SRAM Rival BB30 Yaw 110 BCD crankset 172.5 mm

SRAM Rival® 22 Crankset Aluminum arms and machined alloy ring and spiders 165, 167.5, 170, 172.5 and 175mm length options X-GlideR chainrings GXP, PressFit, BB30, PressFit 30 bottom brackets 110 BCD, 52/36 - 50/34 - 46/36 Weight: 860g (BB30 50/34 w/o BB)/ 844g (GXP 50/34 w/o BB) Specs Specifications for SRAM Rival® 22 Crankset ARM MATERIAL Forged aluminum arms, Machined alloy spider CHAINRING MATERIAL Machined alloy rings WEIGHT 873g (BB30 172.5mm 52x36 BB not included)/ 857g (GXP 172.5mm 52x36 BB not included) AVAILABLE ARM LENGTHS 165mm, 167.5mm, 170mm, 172.5mm, 175mm, 177.5mm AVAILABLE RATIOS 52/36, 50/34, 46/36 COMPATIBILITY SRAM RED® 22, Force 22 & Rival 22 Yaw? front derailleurs/ SRAM PC 1170 & PC 1130 chains FINISH Black RECOMMENDED CHAIN SRAM PC 1130 chain TECHNOLOGY HIGHLIGHT(S) X-GlideR chainrings/ Hidden bolt configuration Technology BB30 Besides serious weight savings, this bottom bracket means narrow Q-factor, more ankle clearance, greater bearing durability and stronger crank construction.