The Troll-Tamer Trolling Motor Stabilizer Lock is designed to securely hold the trolling motor in place to prevent damage to the trolling motor and boat. No more worries about inadequate hold down devices, the Troll-Tamer Trolling Motor Stabilizer Lock has been designed and tested in the nastiest conditions by top touring pros. The Troll-Tamer Trolling Motor Stabilizer Lock is machined from 300 Series Stainless Steel and assembled to endure even the roughest conditions.