

Strong, durable, and sturdy, the BULLDOG 12,000 lbs. support capacity square jack is the BIG reason why BULLDOG has carried the load in agricultural, construction, heavy-duty utility, and horse/livestock trailer industries since 1923. All BULLDOG 4" square jacks are rated for 12,000 lbs. support capacity and 10,000 lbs. lift capacity. The strength of the product, plus the wide variety of styles, makes this jack the best choice in its product class.
4" square tubing, 7-gauge superior alloy steel
Painted outer tube, inner tube, and drop leg
Easy-access gear box with grease fitting for routine maintenance
12.5" screw travel
Painted (with or without labels) or powder paint optional
Limited 5-year warranty
ASABE Compliant
Specifications:
Support Capacity: 12,000 lbs.
Lift Capacity: 10,000 lbs.
Retracted Bracket Height: 27"
Extended Bracket Height: 39.5"
Travel/Lift: 12.5"
This Jack is intended to be welded on directly onto your application
Crank sold separately
Sidewind model - 1:1.5 gear ratio
4" Tubing width
Two of these Jacks can be used in tandem applications
We accept payment by any of the following methods:
PayPal and All Major Credit Cards
Your order will be dispatched within 1 business day of receiving payment (Monday-Friday) and you should expect to receive it 2 to 5 days after dispatch. We ship via UPS.
In the very unlikely event that your item is lost or damaged during post, then WE are responsible and will issue either a full refund or replacement.
If you are not 100% satisfied with your purchase, you can return the product and get a full refund or exchange the product for another one, be it similar or not.
You can return a product for up to 60 days from the date you purchased it.
Any product you return must be in the same condition you received it and in the original packaging.


Strong, durable, and sturdy, the BULLDOG 12,000 lbs. support capacity square jack is the BIG reason why BULLDOG has carried the load in agricultural, construction, heavy-duty utility, and horse/livestock trailer industries since 1923. All BULLDOG 4" square jacks are rated for 12,000 lbs. support capacity and 10,000 lbs. lift capacity. The strength of the product, plus the wide variety of styles, makes this jack the best choice in its product class.
4" square tubing, 7-gauge superior alloy steel
Painted outer tube, inner tube, and drop leg
Easy-access gear box with grease fitting for routine maintenance
12.5" screw travel
Painted (with or without labels) or powder paint optional
Limited 5-year warranty
ASABE Compliant
Specifications:
Support Capacity: 12,000 lbs.
Lift Capacity: 10,000 lbs.
Retracted Bracket Height: 27"
Extended Bracket Height: 39.5"
Travel/Lift: 12.5"
This Jack is intended to be welded on directly onto your application
Crank sold separately
Sidewind model - 1:1.5 gear ratio
4" Tubing width
Two of these Jacks can be used in tandem applications
We accept payment by any of the following methods:
PayPal and All Major Credit Cards
Your order will be dispatched within 1 business day of receiving payment (Monday-Friday) and you should expect to receive it 2 to 5 days after dispatch. We ship via UPS.
In the very unlikely event that your item is lost or damaged during post, then WE are responsible and will issue either a full refund or replacement.
If you are not 100% satisfied with your purchase, you can return the product and get a full refund or exchange the product for another one, be it similar or not.
You can return a product for up to 60 days from the date you purchased it.
Any product you return must be in the same condition you received it and in the original packaging.