SESHIN BUFFALO Flare Nut Socket Set Diagonal Cutting Nippers Hard Wire NSK Deep Groove Ball Bearings NSK Deep Groove Ball Bearings 6940ZZS Specification item model symbol Specification information built in magnet D built in magnet Head cover type N Basic type (integrated clevis type) tube inner diameter 20 tube inner diameter 20mm cylinder stroke 300 Cylinder stroke 300mm cushion C air cushion bellows no bellows mounting bracket No mounting bracket part no accessories Auto switch mounting type B band attached auto switch Without auto switch Auto switch additional symbol 2 with or without Custom made specifications standard