Boss Head – Swivel With an adjustable holder swivel at the centre to fix boss head at any angle. Can hold rods up to 16 mm diameter. SKU: CLT059 Product Description Zinc die casted to hold rods upto 16 mm, two rods can be fitted at any angle. Related Items: Reagent Bottle (Screw Cap) Boss Head Aluminum Right Angle Boss Head Beaker Glass << return to products