Comparison : Item # 19265, B964R CHAIN - A2 ATTACHMENT (WELDED)
Item # 20726, B964R CHAIN - A2 ATTACHMENT (WELDED)
Item # 20727, B964R CHAIN - A2 ATTACHMENT (WELDED)
Item # 18340, B964R CHAIN - A2 ATTACHMENT (WELDED)
Item # 20738, B964R CHAIN - A2 ATTACHMENT (WELDED)