Description:

The perfect zinc for that tight squeeze on your prop shaft!  Sea Shield Marine Limited Clearance Collars provide easy size verification, are pressure die cast and conform to the highest Mil-Spec standards. Our Limited Clearance Collars are available in Zinc and Aluminum, install with just 2 deep-slotted stainless steel machine screws providing maximum torque, and are precision engineered for consistency.

This Streamline Collar Shaft Anode is made with aluminum alloy which is specially designed for marine use in either brackish or salt water. Being more economical than the zinc anode counterpart it lasts longer and is safer for the environment.

Streamline Collars are the best choice when it comes to propeller shaft protection and the oval shape minumizes turbulence and drag.

Designed by divers for dives, these anodes conform to Mil-Spec MIL-A-24779 with precise sizing and maximum contact to the shaft, providing the worlds best protection.

Zinc Limited Clearance Collars

Easy size verification inside and outside.
Easy installation-deep slotted stainless steel machine screws for maximum torque.
Stainless steel Allen cap screws available upon request.
Innovative O-rings keep screws from falling out.