New Improved Design! 20"/21" 72v Vaguard Full Chisel Premium C-loop Chain, 72 Drive Links, Fastest, Smoothest, Low-kickback Chain Available, No Other Chain This Safe Cuts This Fast, Heavy Duty Full-Chisel Cutters, Wide Track Depth Guages For Speed & Safety, Low-Vibration Vibe-Ban Design Decreases Vibration Up To 30%, Lubrilink Tie Straps Ensure Full-Time Oil Saturation Of The Bar & Chain, Chain Meets ANSI Standards, Fits Husqvarna, Remington & Dayton Chain Saws.