Parking Stops/Speed Bumps Accessory, 1/2 in dia x 6 in L, Lag Bolt with Washer and Anchor, Steel

Features : Firmly plants parking stops and speed bumps | Use rebar spikes for asphalt surfaces only | Use lag bolts for concrete surfaces only | Durable steel construction ensures long-lasting use | For proper installation, 6 ft units require 4 rebar spikes or lag bolts, 4 ft units require 3 spikes or bolts, and 3 ft units require 2 spikes or bolts