"CLOSEOUT HAND TOOL: IRWIN MEDIUM-DUTY BAR CLAMP COUPLER. Quick-Grip clamp coupler for medium-duty clamps. • Converts bar clamp for easy clamping of larger projects • Designed to increase the length of the bar on your one-handed bar clamp, to manage larger projects. • Connects the bar of two shorter bar clamps to create one longer bar clamp. • Works with FONCTIONNE AVEC. • Also works with previous generation XP600 bar clamps. Wholesale, 40 per unit."