This is a pack of two (2) double threaded bolts with a nut and washer for GM vehicles. These bolts have threads on each side of a nut with a washer and rubber gasket. These are for many different applications for many different GM vehicles. This is used as a rear bumper cover reinforcement stud for many Buick and Cadillac vehicles. You will receive 2 bolts per order. (Contact us for a bulk pricing if you want to purchase a lot of these nuts)

M6 X 1.00 X 15+20mm

Thread Diameter: M6

Thread Pitch: 1.00mm

Washer Diameter: 17mm

Head Size: 10mm

Length: 45mm (overall)

Thread Length: 15mm (on one side), 20mm (on the other side)

GM Part # 11518342

Item is number 4 in the GM diagram.