Megaware KeelGuard - 4 - Black [20204] Brand_Raymarine The larger diameter shafts are

The larger diameter shafts are rugged and corrosion resistant

It's compatible with a wide range of apps for iOS and android

UPC: 024099006477

Stem Diameter 1"

bored larger than the shaft diameter allowing it to "float" around the shaft and thus compensate for most misalignment and vibration problems

Megaware KeelGuard - 4 - Black [20204] Brand_Raymarine The larger diameter shafts areKeelGuard 4' Black The Original Do It Yourself Keel Protector Protect Your Investment Against Sand, Rocks & Ramps Wear and damage to your boats keel can break down its protective gelcoat finish, allowing water to reach and destroy the fiberglass laminates. Megaware KeelGuard, the powerful abrasion resistant protector, prolongs the life of your boat like nothing else. Megaware KeelGuard Engineering Every aspect of the patented Megaware KeelGuard has