SMC MGP Z Series. Compact Guide Cylinder, With Air cushion, MGPL40 100AZ Plastic Cutting Nippers Specification item model symbol Specification Specification item model symbol Specification information built in magnet D built in magnet installation support B Basic type tube inner diameter 20 tube inner diameter 20mm cylinder stroke 30 cylinder stroke 30mm dual stroke mark No dual stroke mark cylinder stroke 2 Cylinder stroke 2 None option C With rubber bumper (for long stroke: standard) auto switch Without auto switch Auto switch additional symbol 2 with or without Custom made specifications standard Product number Item name K 330 B Packing cutter replacement blade (1 sheet)