MPC LAD-B10-BK Heavy Duty Linear Actuator, 12V, 225 lb., 10" Stroke, Black Finish Heavy duty linear actuator with 10 inch travel 225 lb max static load; 112 lb max dynamic load Overall Length: 14.75" (Min) to 24.75"(Max); Length Between Mounting Holes: 14" (Min) to 24"(Max) Perfect for operating tonneau covers, motorized trunks & hoods, amp racks and whatever else you may imagine! We have actuator wiring/switch kits available separately on Amazon!