The Plasticade Concrete Installation Kit for Speed Bump includes one 4 1/2in. lag bolt with a 2in. lag shield and a 1/2in. washer. A 4ft. speed bump needs 3 kits for installation; a 6ft. speed bump needs 4 kits. 2 kits are needed for each speed bum end cap.
- (1) Concrete installation for speed (1 lag bolt, 1 lag shield and a 1/2in. washer)