CURT Direct-Weld Square Jack with Side Handle (12,000 lbs, 12-1/2" Travel) #28512
 
Supports up to 12,000 lbs. of trailer tongue weight
Side-wind handle folds in for compact storage
Designed to weld directly to the trailer frame
Drop leg with spring return for fast retraction
Pull-pin keeps jack securely locked in place
12-1/2" of vertical travel accommodate multiple ball heights
Limited lifetime warranty (one-year finish, one-year parts)
Notes:
Jack is not intended to be used with a motor