2 Prong Swivel Clamp, Single Adjust

Versatile Grip Compatibility: accommodates up to 1.57 inch grip size for compatibility with various lab equipment Secure Attachment: easily attaches to lab frames or apparatus using boss head clamp, thanks to its 8.66 inch overall length Precise Pressure Regulation: adjustable screw ensures precise pressure control, minimizing glassware breakage risks Durable Construction: crafted from premium chrome-plated zinc alloy for durability and corrosion resistance; extension rod for convenient attachment to lab frames, offering flexible lab setups ASIN: B0D5HB9BY5