20-piece package of Short Open End aftermarket lug nuts. These steel alloy lug nuts are cold-forged and heat-treated to ensure strength, performance, and durability. Machine-precision 7/16"x20 threads ensure a snug fit onto vehicle's studs. Coating undergoes salt spray testing to ensure extra protection from rust/corrosion. Compatible with Buick Century Apollo, Century, GS, GS 350, GS 400, GS 455, LeSabre, Regal, Skyhawk, Skylark. Compatible with Chevrolet Bel Air, Biscayne, Camaro, Caprice, Caprice, Chevelle, Corvette, El Camino, Impala, Malibu, Monte Carlo, Nova. Compatible with Pontiac Bonneville, Catalina, Firebird, Grand Am, Grand Prix, GTO, LeMans, Sunbird, Ventura. Vehicle Must Have 7/16"-20 7/16x20 7/16"x20 Studs. Verify Year/Make/Model in Description. Total Length: 0.81 inches
Thread Size & Pitch: 7/16-20
Seat Type: Cone Seat
Color: Black
HEX SIZE: 19mm (3/4")
STYLE: Short, Open End Lug Nuts. See Diagram for Measurements. [Safety and Installation] Wheel hardware is an important safety component. Ensure these lugnuts are the proper size before installing. Failure to install correct hardware is unsafe and may cause wheel/tire assembly to loosen or fall off while vehicle is in motion. Torque wrench is required for a safe installation. You'll also need a 19mm (3/4") Hex Socket Key Tool. These 7/16-20 lug nuts are not an oem or genuine OE part, but are compatible with various Buick, Chevrolet, Oldsmobile, Pontiac vehicles. We are confident you'll find our lug nuts to be a comparable OEM replacement steel lug nut set, at a significant cost savings. [ SPECIFICATIONS ]
Nut Height: 0.81 inches
Hex Size: 19mm or 3/4"
Thread Pitch: 7/16-20


[ FITMENT ]
For 5-Lug Vehicles that use 7/16" Thread Pitch studs.

Compatible with Buick: 1973-1975 Apollo, 1973-1981 Century, 1970-1972 GS, 1968-1969 GS 350, 1968-1969 GS 400, 1970-1972 GS 455.
Compatible with Buick: 1970-1985 LeSabre, 1973-1981 Regal, 1975-1979 Skyhawk, 1970-1981 Skylark.

Compatible with Chevrolet: 1970-1975 Bel Air, 1958-1972 Biscayne, 1970-1981 Camaro, 1966-1970 Caprice, 1977-1981 Caprice, 1970-1973 Chevelle.
Compatible with Chevrolet: 1970-1982 Corvette, 1970-1981 El Camino, 1970-1985 Impala, 1973-1983 Malibu, 1970-1974 Monte Carlo, 1970-1987 Nova.

Compatible with Pontiac: 1977-1981 Bonneville, 1977-1981 Catalina, 1967-1981 Firebird, 1973-1980 Grand Am, 1969-1981 Grand Prix.
Compatible with Pontiac: 1964-1973 GTO, 1963-1988 LeMans, 1976-1980 Sunbird, 1960-1977 Ventura.


[ IMPORTANT: Check before purchasing ]
- Your vehicle must have 7/16-20 threaded studs.
- Your wheels' lug holes must have conical / 60 degree cone / taper / acorn seat.
- Ensure these lug nuts are the proper size.  Compare the length/width of these lug nuts (diagram can be found in the images section) to the nuts you are currently using.