Bush Roller Spacer Tubulars of Fastener Jamher

Bush roller spacer tubulars, bush roller spacer tubular of Fastener Jamher is made of a variety of materials such as carbon steel, stainless steel, brass, and aluminum.
http://www.taiwantrade.com.tw/EP/jamhertw/products-detail/en_US/532648/BUSH_ROLLER_SPACER_TUBULAR