The chain wheel has two sealed roller bearings and a grease zerk, which is located on the back side of the wheel and serves as a point of lubrication for the chain wheel bearings. The chain wheel has a recessed continuous cavity in the wheel where the six interlocking chain plates are bolted.
The chain plates are evenly spaced around the perimeter of the wheel. The customer can specify either six or twelve chains on each wheel.
Insta-Chain, Inc., 995 South 1950 West, Suite B., Springville, UT 84663. Tel: 800-633-0699; Fax: 801-489-9797.