SUPPORTS WITH SPHERICAL ROLLER FOR 3rd POINT ARMS AND JACKS. Support for third point and jack made of hardened and sandblasted C40 steel. Spherical patella in C16 case-hardened, tempered, galvanized and passivated with chrome yellow. Code 50243 Code AND B D TO C F P Notes 50246 25.4 51 65 75 38 - - barbed base 50243 19.3 44 60 62 34 - - barbed base_x000D_