SLR chip ALUMINIUM Spike Description: 1. Cast from high-strength aluminum alloy, and more than 30 tons of compression; And UV resistant, anti-aging. 2. Hands of a shell on both sides to facilitate workers falsified at the time of installation with Shell and not to engage in dirty reflectors. 3. Nail inserted with the ground, and then glue bonding, double reinforced, and strong stability. 4. Saline-alkali Tolerance corrosion, abrasion-resistant sand. 5. Good performance reflector, reflector for micro total reflection prism reflectors, and reflective brightness diamond-reflective brightness. 6. Solid reliable, and durable. 7. Certified by the Ministry, in line with GB JT / T 390 ---- 1999 can be used in a variety of road. 8. Installed in the center line, the lines can be for traffic flow in the use of the road, and can also be used to slow down Spike.