A larger version of the Chain Retainer (WD-CR) that can accommodate up to 1/2" chain. Measures 5" tall with 9/16" slots.  Inside dimensions are 4.25" x 3". These are typically bolted to the side of the dock and uses chain to hold the dock in place. Uses a WD-PHCRB as a backup.

Weight:  9 LBS

Sold individually.