Model Inner height x inner width/mm)(Approx.) Outer height x Outer width/mm(Approx.) Turning radius/R (mm)(Approx.) Connector length /mm(Approx.) Pitch/mm(Approx.)
D25 x 25 25 x 25mm / 1 x 1in 40 x 39mm / 1.6 x 1.5in 55mm / 2.2in75mm / 3in100mm / 3.9in125mm / 4.9in150mm / 5.9in200mm / 7.9in 52.5mm / 2.1in 33.5mm / 1.3in
D25 x 38 25 x 38mm / 1 x 1.5in 40 x 52mm / 1.6 x 2in 55mm / 2.2in75mm / 3in100mm / 3.9in125mm / 4.9in150mm / 5.9in200mm / 7.9in 52.5mm / 2.1in 33.5mm / 1.3in
D25 x 50 25 x 50mm / 1 x 2in 40 x 64mm / 1.6 x 2.5in 55mm / 2.2in75mm / 3in100mm / 3.9in125mm / 4.9in150mm / 5.9in200mm / 7.9in 52.5mm / 2.1in 33.5mm / 1.3in
D25 x 57 25 x 57mm / 1 x 2.2in 40 x 71mm / 1.6 x 2.8in 55mm / 2.2in75mm / 3in100mm / 3.9in125mm / 4.9in150mm / 5.9in200mm / 7.9in 52.5mm / 2.1in 33.5mm / 1.3in
D25 x 60 25 x 60mm / 1 x 2.4in 40 x 74mm / 1.6 x 2.9in 55mm / 2.2in75mm / 3in100mm / 3.9in125mm / 4.9in150mm / 5.9in200mm / 7.9in 52.5mm / 2.1in 33.5mm / 1.3in
D25 x 75 25 x 75mm / 1 x 3in 40 x 89mm / 1.6 x 3.5in 55mm / 2.2in75mm / 3in100mm / 3.9in125mm / 4.9in150mm / 5.9in200mm / 7.9in 52.5mm / 2.1in 33.5mm / 1.3in
D25 x 77 25 x 77mm / 1 x 3in 40 x 91mm / 1.6 x 3.6in 55mm / 2.2in75mm / 3in100mm / 3.9in125mm / 4.9in150mm / 5.9in200mm / 7.9in 52.5mm / 2.1in 33.5mm / 1.3in
D25 x 100 25 x 100mm / 1 x 3.9in 40 x 114mm / 1.6 x 4.5in 55mm / 2.2in75mm / 3in100mm / 3.9in125mm / 4.9in150mm / 5.9in200mm / 7.9in 52.5mm / 2.1in 33.5mm / 1.3in
D25 x 125 25 x 125mm / 1 x 4.9in 40 x 139mm / 1.6 x 5.5in 55mm / 2.2in75mm / 3in100mm / 3.9in125mm / 4.9in150mm / 5.9in200mm / 7.9in 52.5mm / 2.1in 33.5mm / 1.3in

Package List：
1 x Cable Drag Chain