... Material:Plastic Different sizes avaiable. Application:for end-protecting of thread The plastic cap used for the end of the steel tube in ... fence.50x50,60x60,75x75,90x90,100x100, Different sizes avaiable. Application:for end-protecting of threaded or non-threaded tubing, rods,pipeEasily ... prices in the market. We supply hundreds of different accessories for fence and gate, if you have any inquiry, pls ...