Carbon-Ti X-Fix Road chainring bolts kit, special made for road or MTB 5 holes double chainrings or 4 holes road single chainring and MTB double or triple chainrings.  Al 7075T6 CNC made, Torx/Hex head, available in many anodized colors with laser Carbon-Ti logo. Only 8.5 gr weight  for 5 males + 5 females kit, 6.8 gr weight for 4 males + 4 females kit. 100% Made in Italy.

Carbon-Ti X-Fix X-Ring EVO ultralight chainring bolts kit which contains 4 males (M8x0.75) with standard lenght (7 mm). 7075T6 Aluminium CNC made with T30 torx hex insert, only 3.6 grams weight. Available in several anodized colors with Carbon-Ti laser engraved logo. It's a specific kit for X-Ring EVO BCD 104 mm chainrings and, as all Carbon-Ti products, are 100% Made in Italy.

Carbon-Ti X-Fix XX1 chainring bolts kit, special made for Sram XX1 chainrings or compatible with XX1 stock spider (76 mm BCD). Al 7075T6 CNC made, Torx T30, available in many anodized colors with laser Carbon-Ti logo. Only 3.4 gr weight  for 4 males chainring bolts. 100% made in Italy