Box One Linear Brake Cable Kits are among the most advanced BMX brake cables on the market. The custom Concentric housing includes aramid fiber-wrapped aluminum/steel linear wires for the best combination of strength and low weight. The inner Nano Cable wires are treated with a PTFE coating that reduces friction and boosts braking performance. The anodized aluminum Kollars™ ferrules further reduce cable drag.Each cable kit includes 79 inches of Concentric Linear housing, a black PTFE-coated Nano Cable, two color-matched and two alloy Kollars™ ferrules and one color-matched and one black alloy cable end caps.Available in chrome, 14K gold, red, blue and black with color-matched alloy Kollars ferrules and end caps. FEATURES Aramid fiber-wrapped aluminum/steel linear wires PTFE coating Anodized aluminum Kollars™ ferrules SPECIFICATION Weight (Colors) 70 grams / 2.7 ounces