PTM Watersports Board Rack Mount - 4 Bolt - Black - Pair [P13168-1400TEBBK] Cartography The bases are all 1

The bases are all 1

Eliminates the need for mounting holes in boat deck and/or cockpit

MaxBlast Dual Trumpet Air Horn is constructed of durable chrome plated brass

This is combined with our world-renowned expertise in waterproofing technologies

Extends OLAS System

PTM Watersports Board Rack Mount - 4 Bolt - Black - Pair [P13168-1400TEBBK] Cartography The bases are all 1Board Rack Mount 4 Bolt Black Pair These board rack mounts are machined from aerospace grade billet aluminum and are anodized and electropolished to give you years of maintenance free use. Designed specifically to mount the PTM Watersports Board Racks to a 1. 2 square 4 bolt pattern. If you are unsure whether these mounts will work for your boat, reach out to us, and we will get you the correct mounts.