The S20 has a vertical reach of 63' 9" (19.5m), a horizontal reach of 51' 9" (15.8m), and a below grade reach of 34' 5" (10.5m) with the tip hose. It has a pipeline diameter of 5" (125mm).
The S20 includes a fully articulated H boom (Modified Z)/4 with 730 degrees rotation. Unfolded, it reaches a height of 12'10" (3.9m). The front outrigger has hydraulic jacking and a manual extension while the rear outrigger has hydraulic jacking. The front/rear outrigger soil pressure without dunnage is 313/199 psi (21.6/13.7 bar). With dunnage is 42/27 psi (3/1.9 bar).