This Base Plug Kit will fit securely to the lower mast section on a Laser Standard and 4.7s. The Base Plug features notched grooves for sand entrapment, which can help prevent unnecessary wear and tear inside the mast step.
Plastic construction and comes with 1 rivet and 1 plastic rivet plug. When installing, knock out mandrill and install plastic rivet plug after installing rivet. Rivet plug provides waterproofing for the rivet.