1. Aluminum Alloy Material: Bike cable end caps are made of aluminum alloy, which will be more long lasting and suitable for long-term use. Bike cable ends can protect the cable ends from wear and tear, and can protect the cable ends from water, dust 2. 100PCS Brake Cable Caps: Bike brake cable end caps need to be replaced regularly and are consumables. Our cable end cap set ket contains 100pcs bike cable end caps, which is enough bike brake cable caps to replace your broken and old brake cable ends 3. Cable Cap Size: The diameter of the hole of bike cable end capsbrake cable caps is 2.5mm, the upper diameter of bike brake cable end cap is 3mm/0.1in, the lower diameter is 4mm/0.15in, and the length is 12mm/0.47in. 100 pcs bike cable end caps weigh about 29g 4. Practicality: Bike brake cable end cap crimps are used to seal the ends of brake and shift steel cables to prevent the steel cables from bifurcation. The bike shift/brake cable end cap is placed on the end of the steel cable and deformed with pliers to tighten