Pay in 4 interest-free payments of $16.24 Learn more
Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
Improves power delivery and drive
windproof under helmet-hood
Zero Current Draw When Off
Windproof and light
REAR SPROCKET ALUMINUM 51T BLK NU-4130 Improves power delivery and driveConstructed with Strong, lightweight 7075 T6 aluminum Ideal for riders seeking a lightweight yet durable sprocket Offers reduced rotational mass for improved acceleration Black anodized finish
US$ 292.50
US$ 75.00
US$ 195.00
US$ 180.00
US$ 65.00
US$ 72.00
