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Ships within 48 hours · Estimated delivery Aug 1 - Aug 6
- Materials: Aluminum and polymer
Fit 20mm Picatinny rails
Tokyo arms outerbarrel
or clipped onto your gear bag
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Retro Arms CNC Hop Up Chamber m4/m16 Bank Saver - Materials: Aluminum and polymerCNC Hop Up Chamber AR15 BASIC PRO ULTRA Machined from aviation grade aluminium EN AW 7075 on precise CNC machines. R Hop ready and designed with tight tolerances for superior performance. BASIC: Reliable, precise drop in hop up chamber. PRO: Redesigned version with adjustable feeding shaft and enhanced compatibility. ULTRA: Fully customizable version with adjustable nozzle shaft and barrel centering system.
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