(2) 7/8″-9 Locknut Nylon Insert Lock Nut Steel Zinc Grip Nyloc 7/8-9 .875

2 pieces7/8″-9 Nylon Insert Locknuts Zinc Grade 2 These locknuts have a nylon insert that grips the bolt to resist loosening without damaging threads. MaterialZinc-Plated SteelThread Size7/8″-9Thread TypeUNCThread SpacingCoarseThread FitClass 2BThread DirectionRight HandWidth1 1/4″Height63/64″Insert Maximum Temperature220° FDrive StyleExternal HexNut TypeLocknut, HexHex Nut ProfileStandardLocking TypeNylon Insert