Part Number: 60174S4-inch wide conversion kit for 12" T-4 trencher with Shark Style Carbide Teeth. Includes (6) 4-inch wide Shark Teeth. Comes with nuts and bolts to mount to chain.
For use on 12" Digging Chains ONLY.
*Adding 4" Wide Teeth to an 18" Trencher can cause damage to the engine over time & will void warranty.