Heavy-duty and easy to grasp, this WoodRiver® TPR Grip Knob can be assembled as a stud knob with a bolt or a through-hole knob, using a nut to make it the perfect knob for whatever may be the application. Tapered 9/16" hex opening above the 3/8" through hole holds your nut or bolt tightly, and the large diameter boss eliminates the need to use a washer. 4-pack includes four 3/8" TPR Grip Knobs; no hardware is included.
Feature:

• Instant stud knob of whatever length you need using your 3/8" bolt
• Instant through-hole knob using your 3/8" hex nut
• Tapered 9/16" hex opening above 3/8" through hole holds your nut or bolt tightly
• TPR material provides exceptional grip, large diameter boss eliminates need for washer

What's Included:

• (4) TPR Grip Knobs - 3/8"