Premium Clamp - Four Prong with Bosshead, Clamp constructed of powder coated high grade zinc alloy, Clamp prongs (4) are vinyl coated, Maximum clamp opening is 10.5 cm, Swivel between Clamp and Bosshead, Boss accommodates to 18 mm rod, High Strength Alloy Bosshead
Premium Lab Clamp - Three Prong with Bosshead, Made of high grade zinc alloy and powder coated alloy with all metal adjustment screws, 3 Vinyl Coated Clamp Fingers, 6 cm maximum clamp opening, Bosshead accepts up to 18 mm rods
Premium Clamp - Three Prong with Bosshead, Made of high grade zinc alloy and powder coated alloy with all metal adjustment screws, 3 Vinyl Coated Clamp Fingers, 6 cm maximum clamp opening, Bosshead accepts up to 18 mm rods