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4” CHANNEL INVERTED TROLLEY X678 Chain — Vertical Hole

Part Number Wheel Design Shielding Bracket Type Attachment Holes Wheel to Bracket Connection
4020242 Full Ball Comp. Open Forged Vertical Swaged
4025142 Full Ball Comp. Contact Lip Seal - Nitrile Forged Vertical Swaged
4021042 Full Ball Comp. Shield Only, No Welsh Plug Forged Vertical Swaged