Extruded sink enclosure anodised finish hammond 431622 aluminium extruded enclosure ideally suited for mounting pcbs the single piece extrusion features a finned design to assist with cooling and is supplied with aluminium end panels and moulded plastic bezel t slots in the enclosure provide wide range of mounting options supplied anodised in either black or clear finish colour black dimensions mm 225 x 105 x 60 hammond 431622 heatsink enclosures 225 x 105 x 60 black