Sea-Dog Battery Tray w/Straps f/27 Series Batteries [415047-1] Brand_Albin Group With a pressure of 5

With a pressure of 5 bar

Ronstan Microloc Tamper Res

but might be costly)

Airmar B75M

Schaefer Single Cheek Block w/ Curved/Base

Sea-Dog Battery Tray w/Straps f/27 Series Batteries [415047-1] Brand_Albin Group With a pressure of 5Battery Tray with Straps for 27 Series Batteries Heavy duty Battery Tray with Strap for size #27 batteries. Includes hold down strap with a quick release buckle and four 1 4"x1" PH screws with washers. Injection molded polypropylene construction. WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov.