Key Benefits: - Work station for bottom repair, cleaning & painting
- Trailer rolls in or out past jacks, allowing you to take boats on or off trailers easily
- Inner roller/outer roller design and our special shims prevent binding for always flawless operation
- Automatic Safety Lock Assembly secures the mast every 2" of adjustment and allows boats to be left on jacks indefinitely
- Lifts boats up to 40,000 lbs (18,100 kg) using 4 jacks
- NEW innovative internal hydraulic bypass on the cylinder prevents overloading and blowing out the seals, "Smart, Right"
- 10 minute boat placement
- 20" vertical lift (50.8 cm)
- Lifts big boats right off the transport truck
- Allows fast and easy trailer to trailer exchange
- Can be used on dirt, gravel, black top or cement
- Can be used anywhere: shop, yard, showroom
- Expedite boat show setup. No waiting for a crane
- Powder Coat Tough Finish
- All hardware is zinc plated for corrosion resistance (nuts, bolts, shafts, etc.)
- 10" pneumatic tires w/zinc plated wheels for ease of mobility on rough surfaces
- Includes tethered jack arm pin so it can't be misplaced
- Optional galvanized finish for extra durability in salt water applications
- Works down to -25°F (-32°C)
- Lift arms powder coated "Safety Red" for high visibility in the boat yard
Set Of 4 Includes: | (4) Jacks | (4) Straight Arms | (4) 10" (35.4 cm) Drop Arms | | (4) Standard Contact Pads - 4" x 18" (10.1 cm x 45.7 cm) | | Part Numbers | | 10-YARDARM - Full Set (4 Jacks) | | 10B-YARDARM - Half Set (2 Jacks) | | 10A-YARDARM - Single (1 Jack) |  5 Year / 10 Year Warranty:
Yardarm hydraulic boat jacks now feature a 5 year warranty on moving parts and a 10 year warranty on the structural components. We stand behind our product because it stands under yours.
Click Here For Full Warranty Terms
Accessories & Capacities:  Max Capacity Each Jack: 10,000 lbs (4,500 kg) Lift Arms | | Capacity Each | Vertical Range | Part No. Each | Straight Arm
(4 Positions) | 1st Pin Hole: 2,000 lbs (900 kg) | 33" - 52"
(83.8 cm - 132 cm) | 15A | | 2nd Pin Hole: 4,000 lbs (1,800 kg) | | 3rd Pin Hole: 6,000 lbs (3,600 kg) | | 4th Pin Hole: 10,000 lbs (4,500 kg) | | 5" (12.7 cm)
Drop Arm | 2,500 lbs (1,125 kg) | 28.5" - 47.5"
(72.4 cm - 120.6 cm) | 11A | 10" (25.4 cm)
Drop Arm | 2,500 lbs (1,125 kg) | 23.5" - 42.5"
(59.7 cm - 107.9 cm) | 12A | 15" (38.1 cm)
Drop Arm | 2,500 lbs (1,125 kg) | 18.5" - 37.5"
(47 cm - 95.2 cm) | 13A | 20" (50.8 cm)
Drop Arm | 2,500 lbs (1,125 kg) | 12.5" - 31.5"
(31.8 cm - 80 cm) | 14A | Risers | | Capacity Each | Vertical Range | Part No. Each | | 5" (12.7 cm) Riser | 10,000 lbs (4,500 kg) | 38" - 57"
(96.5 cm - 144.8 cm) | 16A | | 10" (25.4 cm) Riser | 10,000 lbs (4,500 kg) | 43" - 62"
(109.2 cm - 157.5 cm) | 17A | Boat Contact Pads | | Description | Part No. Each | 4" x 18" Pad
(10.1 cm x 45.7 cm) | Standard Pad | 18A | 6" x 30" Pad
(15.2 cm x 76.2 cm) | Large Pad For Boats Over 15,000 lbs (6,900 kg) | 19A | |