Children's clay tutorial: Big Apple ( fruit color mud)
Rail Plastic dowel(Rail Plastic Sleeve)
Rail plastic dowel is also called rail plastic sleeve/plastic insert/concrete dowel/ concrete insert, which is a counter-party fastener for a screw spike or anchor bolt, and it is pre-imbedded into the concrete sleeper or wooden sleeper, installed together with Screw Spikes, guide plates and rail clips to fasten the rail tracks.
Plastic Sleeve
Plastic Sleeve,Nylon Plastic Dowel,Customized Nylon Lock Dowel,Plastic Nylon Sleeve
Anyang Railway Equipment CO.,Ltd , https://www.ayrailway-at.com