Product details:

Mounting Pad 11-1/2 in x 10-3/4 in This adjustable outboard motor bracket is designed for motors up to 20hp or 115lbs. Stainless steel construction. Can be adjusted for use on positive angle transoms. Unit is spring loaded with 11 of travel and 4 stops. For 2-stroke motors only, not recommended for 4-stroke outboards.