Lippert LCI Steel Locknut 1-3/4"-12 Thread Size Castle Nut Zinc Plated, For Rockwell 12K -16K axle (330037) 250 Quantity Item 1 CURT Echo

Quantity Item 1 CURT Echo Mobile Brake Controller

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Lippert LCI Steel Locknut 1-3/4"-12 Thread Size Castle Nut Zinc Plated, For Rockwell 12K -16K axle (330037) 250 Quantity Item 1 CURT EchoLippert LCI Steel Castle Locknut 1 3 4" 12 Thread Part Number: 330037 This heavy duty Lippert (LCI) steel castle locknut is designed for use on Rockwell 12K16K axle assemblies. Featuring a 1 3 4" 12 thread size and a zinc plated finish, it is built for durability and corrosion resistance in demanding trailer applications. R&P Knowledge Hub Castle locknuts are designed to be secured with a cotter pin through the spindle to prevent loosening under load.