RJ-576201-2 - RockNut Bung (1 in. LH Thread) SKU RJ-576201-2 $79.00 Quantity discounts available QuantityPrice Quantity -+ Add to Cart Details This RockNut steel bung features 1 in.-14 LH threads and is designed for use with a 1 1/2 in. x .188 wall tube. Details Back DetailsThis RockNut steel bung features 1 in.-14 LH threads and is designed for use with a 1 1/2 in. x .188 wall tube.