Heavy Duty Alternative A-justa-foot (Levelling Feet)
(HDA 221 Series and Bolt Down HDA 231 Series)
The HDA is an extra heavy duty, alternative design A-Justa-foot, ideal for very heavy machinery with a 10° pivot angle. The complete unit including base, stud and locknut are all 304 stainless steel, making it perfect for wash down areas.
The HDA is available in 90mm or 125mm base, with stud sizes M16, M20, M24 available in 2 lengths.
The complete HDA range is also available in bolt down (HDA 231 Series), with a 60mm centre for a 90 base, and 90mm centre for 125 base. All bolt down holes are 11mm diameter.
Comes complete with Anti-slip pad and locknut.

HDA Series

Bolt down base

HDA 231/90/M16/70
Heavy Duty A-justa-foot™ (HDA 221 series)
Part No. | A Base |
B Base Height |
C Overall Height |
D Stud |
E Thread Length |
F Pivot Angle |
G Rating |
HDA221/90/M16/70 | 90 | 42 | 105 | M16 | 63 | 10° | 2000kg |
HDA221/90/M16/170 | 90 | 42 | 205 | M16 | 163 | 10° | 2000kg |
HDA221/90/M20/70 | 90 | 45 | 105 | M20 | 60 | 10° | 3000kg |
HDA221/90/M20/170 | 90 | 45 | 205 | M20 | 160 | 10° | 3000kg |
HDA221/90/M24/70 | 90 | 50 | 110 | M24 | 60 | 10° | 4000kg |
HDA221/90/M24/170 | 90 | 50 | 210 | M24 | 160 | 10° | 4000kg |
HDA221/125/M16/70 | 125 | 42 | 105 | M16 | 63 | 10° | 2000kg |
HDA221/125/M16/170 | 125 | 42 | 205 | M16 | 163 | 10° | 2000kg |
HDA221/125/M20/70 | 125 | 45 | 105 | M20 | 60 | 10° | 300’0kg |
HDA221/125/M20/170 | 125 | 45 | 205 | M20 | 160 | 10° | 3000kg |
HDA221/125/M24/70 | 125 | 50 | 110 | M24 | 60 | 10° | 4000kg |
HDA221/125/M24/170 | 125 | 50 | 210 | M24 | 160 | 10° | 4000kg |
HDA Boltdown series 231
Part No. | A Base |
B Base Height |
C Overall Height |
D Stud |
E Thread Length |
F Pivot Angle |
G Rating | H Bolt centres |
HDA231/90/M16/70 | 90 | 42 | 105 | M16 | 63 | 10° | 2000kg | 60 |
HDA231/90/M16/170 | 90 | 42 | 205 | M16 | 163 | 10° | 2000kg | 60 |
HDA321/90/M20/70 | 90 | 45 | 105 | M20 | 60 | 10° | 3000kg | 60 |
HDA231/90/M20/170 | 90 | 45 | 205 | M20 | 160 | 10° | 3000kg | 60 |
HDA231/90/M24/70 | 90 | 50 | 110 | M24 | 60 | 10° | 4000kg | 60 |
HDA231/90/M24/170 | 90 | 50 | 210 | M24 | 160 | 10° | 4000kg | 60 |
HDA231/125/M16/70 | 125 | 42 | 105 | M16 | 63 | 10° | 2000kg | 90 |
HDA231/125/M16/170 | 125 | 42 | 205 | M16 | 163 | 10° | 2000kg | 90 |
HDA231/125/M20/70 | 125 | 45 | 105 | M20 | 60 | 10° | 300’0kg | 90 |
HDA231/125/M20/170 | 125 | 45 | 205 | M20 | 160 | 10° | 3000kg | 90 |
HDA231/125/M24/70 | 125 | 50 | 110 | M24 | 60 | 10° | 4000kg | 90 |
HDA231/125/M24/170 | 125 | 50 | 210 | M24 | 160 | 10° | 4000kg | 90 |