Wehrs Machine Jack Bolt Jam Nuts, 1"-8 RH Thread, Aluminum, Black, Set of 4 SKU WMP-WM4910-A $40.00 Quantity discounts available QuantityPrice (0)No Reviews yet Number of Pieces Item Custom Price Quantity -+ Add to Cart Details A little piece of mind with our jams. Lightweight aluminum design instead of a heavy hex nut. Uses 1-1/8” wrench. Details Back DetailsA little piece of mind with our jams. Lightweight aluminum design instead of a heavy hex nut. Uses 1-1/8” wrench. Ratings & ReviewsNo reviews availableBe the first to Write a Review