Sprockets 

• For Bosch motors generation 4 (Performance Line CX),n 3 (Active Line Plus) and 1 (Classic Line), as well as Yamaha, Bafang and Brose
• Direct Mount
• Pitch 1/2“ x 3/32“ (1,27×2,54cm) and 1/2“ x 11/128“(1,27×0,22cm)
• Anodised aluminium (material thickness 3,0mm)
• Up to 12 speed 
• Hole circle 104mm
• anodised black