HGW 15CC WERBWERB CNC Linear Guide Block HGW 15CC Standard Load Flange Type for 15 mm Rail The WERB HGW 15CC linear guide block is a compact, standard load flange type linear guide block for 15 mm rails, ideal for small CNC machines and precision automation axes. Despite its small size, its four row ball circulation design provides stable support and smooth motion for light duty applications across Pakistan. As the sole WERB linear motion supplier in Pakistan,