This Is Great Planes' 4-40x1¼" Lock Nut Bolt Set (4 Sets).
Metal construction with zinc plating to prevent rust from oxidizing on parts.
Lock nuts have a White nylon insert
High round cap head screws with hexagon socket drive insert
Plain black steel hex wrench
Comes in a Parts-Pak clear plastic box with resealable lid
One year quality guarantee
(4) Lock Nuts
(4) Socket Head Screws
(4) Flat Washers
(1) Hex Wrench