Model No. Stroke
(stroke between 
mechanical stoppers)
Outer rail 
length
Overall 
length

L1
Detail 
specifications
CAD Dimensional
drawing
Type A Type B Type C Type D 2D (DXF) 3D
mm mm mm mm mm mm
SKR46□□C-0220/D-0145 220(241.5) 145(164.5) 340 440.5
SKR46□□C-0320/D-0245 320(341.5) 245(264.5) 440 540.5
SKR46□□C-0420/D-0345 420(441.5) 345(364.5) 540 640.5
SKR46□□C-0520/D-0445 520(541.5) 445(464.5) 640 740.5
SKR46□□C-0620/D-0545 620(641.5) 545(564.5) 740 840.5
SKR46□□C-0720/D-0645 720(741.5) 645(664.5) 840 940.5
SKR46□□C-0820/D-0745 820(841.5) 745(764.5) 940 1040.5