Oregon 637238 Conversion Kit, 16" - Echo CS-2511T Type_21BPX The oversized central hole allows

The oversized central hole allows for effortless centralising of connections and gives a perfect technician clipping point

Oregon 546945 Vise Adjusting Spring for Chain Bench Grinder 620-120

The wheels leave a sharper and cleaner finish on the cutters

404" pitch and adapts easily for spinning 3/4" rivets when used with the 3/4" pitch adapter kit

design input from Ocean's Eric Whipple

Oregon 637238 Conversion Kit, 16" - Echo CS-2511T Type_21BPX The oversized central hole allowsSpeedCut Nano Conversion Kits has been engineered from the ground up with maximum efficiency in mind. Built to optimize saw performance, SpeedCut Nano is the first . 325 Low Profile system and meets the demands of tree care professionals like no other on the market.