Allen Crossbow Cocking Device Universal Crossbow Cocking Harness. Don't Go Off Half cocked! Universal Cocking Harness reduces Crossbow cocking Effort By 50%! Of Course, It provides Full Draw, Just Much easier. Fits In a Standard Jacket Pocket. Adjusts For Use With All crossbows. Compact, Lightweight at Just 14 ozs. Features: - Double Handle Design - Works On Most crossbows - Proven Design - Compact And Lightweight Manufacturer: Allen Model: 755