Hydraulic Power Tong-Back Guide Rod Assembly Leave a Comment / Hydraulic Power Tong / By zhang_01 Back Guide Rod Assembly Back Guide Rod AssemblyS/N.PartPart name and spec.Qty154-73Anchor Pin1211-1153Cotter Pin 5/16″×4 1/8″13BU828Back guide14180-20Anchor spring2511-985Cap Screw¾”×2″Hex8611-117asher ¾” lock8