Premium Service 1/2-20 Bulge Acorn 13/16" Hex Wheel Lug Nut Pack of 20 Passenger & Truck Tubes the curved tip slides itself

the curved tip slides itself perfectly between bead and rim flange

4" effective length

Along With Advanced Design And Quality Manufacturing

Maximum Stretch:50" - 60"

Premium Service 1/2-20 Bulge Acorn 13/16" Hex Wheel Lug Nut Pack of 20 Passenger & Truck Tubes the curved tip slides itselfThis specific specification is the "classic standard" for Jeeps, older Fords, and older Dodge trucks. It pairs the standard 1 2" SAE thread with the larger 13 16" hex (as opposed to the smaller 3 4" hex found on passenger cars) to handle the rigors of truck and off road use. While standard acorn nuts often lack sufficient surface area, the Bulge design provides a wider contact patch. This is essential for preventing the lug nut from pulling through