Bessey TW28-30-14K Clamping element for welding tables TW 300/140 (tommy bar), BE105559 - TW28: Clamping force up to 5,000 N. Precise, individual clamping. Tempered profile and sliding arm for sprung and elastic clamping. Various design versions:High quality 2-component plastic handle and tommy bar with rounded ends à each with smooth-running trapezoidal threaded spindle and tool-free pressure plate replacement. Lever handle with an indexing mechanism for controlled, fast and vibration-proof clamping