* Precision Cylinder

• Material : SUS304 (Cold Hammering / Palsonite Coating)
• Inner Diameter : φ23 mm
• Tolerence : ± 0.01 mm
• Fix the End Boss by Parallel Pins & YAG Laser Welding
• Seamless Pipe

   * B Up Taper Cylinder Head

• Material : SUS303 Stainless Steel
• Longer Nozzle

   * B Up Hard Piston

• Material : Duralumin (Body) / Stainless Steel (End) / Derlin (Ring)
• Longer Nozzle
• Improved Fat Body is More Thicker for Supporting the Thread of Piston End

   * B Up Spring Guide

• Material : Stainless Steel (CNC Machined / Mirror Finished) / Delrin
• Longer Shaft
• Must Use with FAT Dia. Spring