Click to expand Tap to zoom Chain Knocker, 5mm Chains, 3 Chain, 100 mm Pipe (#WS-3100-5) by Renssi Sold out $84.00 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out Renssi WS Chain Knocker For 100mm pipe with three 5mm chains, for 12mm cable