Rage Chisel Two-Blade Expandable Mechanical Broadheads feature the proven, extremely popular technology of Rages rear-deploying SlipCam broadheads combined with a bone-busting chisel point. The ShockLock blade-retention system locks the blades in place with an O-ring that acts as a shock absorber for the blades and they remain locked until the moment of impact. Black, anti-friction chisel points and anodized ferrules. Per 3. Cutting dia: 2. Wt: 100 gr.Cancer and Reproductive Harm- www.P65Warnings.ca.gov.