4 Ton Capacity USA Made Pow"R Pull with 5/16" diameter cable. 6" Maximum Lift. * Precision Fit, Steel Alloy Pawls & 1 Piece, Aluminum Alloy Ratchet Wheel provides safety & dependability. * Notch-At-A Time Let for Positive control, trouble free let down * OSHA Recommended Safety Latches - Hooks stay connected. * Non-Slip Plastic Grip provides permanent, comfortable use and reduces hand fatigue