all tube and rod chrome plated multiple stage : 2 stages total strock : 300mm x2 tube and rod diameter : 70mm-50mm Total length: 487mmTotal weight:17.16kgMount length:135mm (between trunnion and pin)1.tube material: 27SiMn ,precise cold drawn pipe2.tube and rod all quenched and tempered and chrome plated,plated thickness:0.02mm~0.05mm.guide sleeve If you need more informations,pls connect with us ...
