精品国产免费久久久久久婷婷-精品国产免费人成高清-精品国产免费人成在线观看-精品国产免费一区二区-高清视频 一区二区三区四区-高清视频一区

FEATURES

●The vertical mounted spring casters offer you the highest flexibility in design. The spring are retained on the thrended rod ends. This feature gives you the ability to preload the caster. Preloading causes the caster to “stand strong” to a prodetemined load before any deflection occurs.

●The caster can be built with standard components and varying capacities by just changing out springs. These casters are offered with a variety of breaks and swivel locks.