Sunstar 5-355648BK Rear Sprocket Aluminum 48T-520 Blk Beta

Enhance your bike’s performance with the Sunstar 5-355648BK Rear Sprocket. Crafted from aerospace grade 7075-T6 aluminum, this sprocket offers exceptional strength and durability while remaining lightweight. The computer-designed weight reduction holes further contribute to its reduced weight, enhancing your bike’s agility and speed. The exclusive tooth-and-valley design not only ensures a secure chain fit but also provides a 24% increase in chain contact, promoting smoother and more efficient power transfer. Whether you’re hitting the trails or the track, this rear sprocket is engineered to deliver optimal performance and reliability for your Beta bike.