U Bracket B
U Bracket B is usually used as the structural support or connection point for shafts, timing pulley 18T, timing pulley 62T, timing pulley 90T and so on.
With seven 8mm center holes that can be attached with 8mm shaft or bearings
44 x 4mm holes which are compatible with most Makeblock components
High-strength aluminum extrusion with anodized surface and 3mm of thickness designed for a long time service