Each trailer stabilizer jack: Extended height: 18″; Retracted (collapsed) height: 11-1/2″, static load capacity: 1000 lbs, lift capacity: 650 lbs, which helps to keep your trailer level and stable.
Design design of telescoping structure, strong and easy to bolt or weld, suitable for RV trailer camper stabilizing leveling
Product surface: black environmentally friendly electrophoretic paint, not easy to rust
Includes: 2 stabilizer jacks; 1 handle
Reminder: you will need to supply your own mounting hardware: four 3/8″ bolts, but the mounting holes are pre drilled. From the brand