25mm Bearing Twin Block Slide unit Linear MotionDouble Size Aluminium Pillow Block Sliding unit with 2 pre installed 25mm ball bushings To be used with 25 mm Shafts Aluminium slide unit (with 2 pre installed 25mm linear ball bushings). Approximate size of the block 130mm Length x 76mm Width x 52mm Height Twin Block Slide unit linear ball bushings Basic Load (Cr): 159 kgf Basic Load (Cor): 318 kgf Dimensions (mm) h D W H G A B E S1xl S2 C L N 26 38 76 51. 5 41 12 54 11 M8x18 M6 100 130 4