Sprocket made in high quality Cr-Mo, CNC machined for a maximum durability. Centered teeth. Available in 12t, 13t and 15t.
 
The thread comes with 10mm wide, perfect to avoid problems between the hub or cranks threads and the sprocket
Available in 12 and 13 theeth
Centered teeth 
Standard thread 1.37?x24tpi, suitable with all the cranks and hubs on the market
Available in black anodised finish with laser information
Weight: 27g (12T), 37g (13T) and 47g (15T).
 
 
Note: You can use a 1.37?x24tpi spacer to place your freewheel more inside or outside and choose your chain line