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
SKR55□□A-0800/B-0680 with a Cover 800(826) 680(698) 980 1089
SKR55□□A-0900/B-0780 with a Cover 900(926) 780(798) 1080 1189
SKR55□□A-1000/B-0880 with a Cover 1000(1026) 880(898) 1180 1289
SKR55□□A-1100/B-0980 with a Cover 1100(1126) 980(998) 1280 1389
SKR55□□A-1200/B-1080 with a Cover 1200(1226) 1080(1098) 1380 1489