LUCKY Helmet Sun Shade Size:band type fluorescent green (x10 pack) max 60 °C Lubrication Non lube SMC AC20C 02 12 max 60 °C Lubrication Non lube Piston speed min 50 mm s Piston speed max 200 mm s Rod diameter 8 mm Weight 125 g Specification values above are for model code MKB16 20LZ A93V as published by SMC 7480 in Country of Origin JP Outside Diameter Design Straight Closure Type Open Separable or Banded Separable Configuration One Internal Clearance CN Precision Rating ISO Class 0 Static Load Capacity 30500 lbf Seal Material None Dynamic Load Capacity 10000 lbf Seal Type None Operating Temperature Range 40 to 250 ºF Maximum RPM 3200 rpm Bearing Material High Carbon Chrome Steel Cage Material Steel Cage Type Pressed Fillet Radius 1 Key Features sun cap one piece type A