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Home » Airsoft Accessories, Attachments & Parts » External Parts » M4 / M16 External Parts » M4/M16 AEG Receivers

AirTac Customs Gen 4 HPA CRBN Upper Receiver
(Color: Silver / 128mm)

ID: 117470 (ACC-ATC-HPA-CRBN-128-SV)
ATC-HPA-CRBN-128-SILVER
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AirTac Customs

$149.99

Airsoft Authority Since 2001
Serving enthusiasts for over 25 years
Industry-Leading Warranty
Buy with confidence - 90 day warranty
Ships Fast from US Warehouses
Free shipping over $149 in lower 48 states
MAP ProtectedExempt From Coupons
The manufacturer of this product enforces a strict minimum advertised price (MAP) policy which excludes this product from any additional discount coupon codes. This item, however, may qualify for free shipping.
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Free shipping within lower 48 US states, no coupon code needed!
Order Today Receive as soon as Sat Aug. 8 with Free Shipping
Color Options:
Gloss BlackGloss Black
Gloss RedGloss Red
Matte BlackMatte Black
SilverSilver
Options:
128mm
155mm
185mm

Product Description

Features

  • Genuine CNC milled carbon fiber and ABS polymer construction
  • 40% Stronger nylon frame
  • CNC machined 6061 aluminum front sight
  • CNC machined 6061 aluminum front 14mm negative thread
  • Fiber optic front and rear sights for fast target acquisition
  • Dual hop-up windows for on-the-fly adjustments
  • Perfected drop-in fitment on a G&G lower with a Maxx hopup
  • Included fiber optics rods (Green and Red)
  • Lifetime warranty for breakage / defects through the manufacturer)
HPA CRBN Uppers are a sleek way to turn any build into a lightweight beast, made with genuine carbon fiber for strength and durability. Our fourth generation proudly sports new CNC aluminum skeletonized front threads and sights as well a durable and 40% stronger Katana HPA frame.

The HPA CRBN Uppers feature dual hop-up windows, fiber-optic front and rear sights, perfect fitment and CNC aluminum parts. All for the same price!

All uppers are cross-compatible, so you can swap your tubes and parts between any of your CRBN uppers!

Manufacturer: AirTac Customs

Product Specifications

Weight: 110g
Inner Barrel Length (Not Included): 128mm
Threading: 14mm CCW (Counter-Clockwise)
Compatibility:
  • Polarstar Fusion Engine (Drop-In)
  • F2, Jack, Inferno, N7, Pulsar etc. (Requires CRBN Gearbox)
  • G&G polymer (SSG1, ARP9). Metal (ARP556) and Lancer Tactical lowers (drop-in fitment)
  • Metal Lower ARP556, Monk Customs and EMG F1 lowers (w/ modifications)
  • MAXX Hopup Chambers (ATPRO, M4P, M4A) and Retro Arms hop-up chambers (drop-in)
  • G&G Stock hop-up, Lancer Tactical stock hop-up, Prowin hop-up (w/ modifications)
  • AirTac Customs CRBN Gearbox
Package Includes: Upper Receiver, 2x Red Fiber Optic Rods, Green Fiber Optic Rod, Sticker, Storage Bag
Material: Carbon Fiber, ABS Polymer, 6061 Aluminum

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AirTac Customs