Auto Transport Chains Cluster Sale! 6′ Grade 70 Chain Cluster DGRT $264.00 Original price was: $264.00.$234.00Current price is: $234.00. Sale! 6′ 1/4″ Grade 70 chain with CLUSTER (6 pack) Free! Free Freight Shipping $255.00 Original price was: $255.00.$245.00Current price is: $245.00.