5/16-2.87-RI

• 5/16-18unc. x 2.87 lg. Rubber Spindle
• 5/16 Internal Threaded Bolt Retainer on top
• It will fit many open arm style of toggle clamps, for example Good Hand 225D & 12130

*After you have adjusted your clamp to the proper down pressure , you can cut-off the extra threads to keep things low profile and avoid hitting the back of your hand.