Stay Strong Motion 4-Screw Sprocket Black

A good drivetrain on a Race bike is essential for racing.At the start, between bumps, pedaling is important and must be efficient.With the new Stay Strong sprockets, performance and efficiency are the order of the day. Light and rigid, its 7075-T6 aluminum is highly resistant to friction.A design that increases rigidity and prevents twisting.All this for a weight of less than 100g!Details Material: CNC-machined 7075 aluminum. Fixing: 4 points – 104 mm centre distance. Thickness: 5 mm. Stay Strong laser logo. Weight: 100 g (45T).