EK PBR Chain kit 520 ZVX3 15 46 116 Steel Standard Rear Sprocket Bicycle Designed to efficiently transfer maximum Designed to efficiently transfer maximum current flow with minimal loss Bottom inner Ø: 43 Engineered with exceptional rigidity and durability Riders can expect performance that significantly exceeds that of OEM factory chains
US$ 1134.50
US$ 49.90
US$ 113.99