ProWin Hop-Up

Features & Specs: Manufacturer: ProWin Model: ProWin M4 Hop-Up Chamber SKU: PW HU M4 Material: Aircraft Grade Aluminum Compatible With: M4 Series G&G, VFC, G&P, Classic Army, Krytac, etc. Rotary Design CNC from Aircraft...

Features & Specs: Manufacturer: ProWin Model: ProWin AK Hop-Up Chamber CNC SKU: PW HU AK  Material: Aircraft Grade Aluminum Rotary Design CNC from Aircraft Grade Aluminum Excellent Air Seal Anodized Surface Treatment Package...

Features & Specs: Manufacturer: ProWin Model: ProWin G36 Hop-Up Chamber CNC SKU: PW HU SM Material: Aircraft Grade Aluminum Compatible With: Tokyo Marui G36, Umarex G36, Echo1 MTC / SM Series  Rotary Design CNC from Aircraft Grade...

Features & Specs: Manufacturer: ProWin Model: ProWin E90 Hop-Up Chamber CNC SKU: PW HU E90 Material: Aircraft Grade Aluminum Rotary Design CNC from Aircraft Grade Aluminum Excellent Air Seal Anodized Surface Treatment Package...