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Hi-Capa Airsoft Outer Barrel Parts
Plan the front end of a Hi-Capa build around parts that fit the same assembly. Explore outer-barrel components and related accessories, then match the selected item to the pistol, slide length, and muzzle interface you intend to use. An outer barrel shapes the exterior assembly; it is a different component from the inner barrel that guides the BB.
Plan the Barrel and Muzzle Combination
- Outer Barrels and Compensators — Compare the listed host fit, profiles, and mounting requirements.
- Platform and length: Follow the stated pistol and slide compatibility rather than assuming all Hi-Capa lengths interchange.
- Muzzle interface: Check thread diameter, direction, and required adapters before adding another accessory.
- Package contents: Identify supplied hardware and whether any barrel, adapter, or other component is sold separately.
Compare Hi-Capa slides for the rest of the top end, or return to all Hi-Capa parts. Ask AEX repairs and upgrades about clearance and compatibility before selecting an uncertain combination.
Dr Black Outer Barrel for 5.1 Hi Capa, Dinging
$94.99
Dr Black Outer Barrel for 5.1 Hi Capa, Dinging
EDGE Custom WARP CNC Aluminum Outer Barrel for 5.1 Hi Capa / 1911
$67.99
EDGE Custom "WARP" CNC Aluminum Outer Barrel for 5.1 Hi Capa / 1911
Unisoft 11mm CW to 14mm CCW thread adapter with cover, knurled
$19.99
Unisoft 11mm CW to 14mm CCW thread adapter with cover, knurled
CowCow Bull Style 4.3 Stainless-Steel Threaded Outer Barrel - .45 Marking
$99.99
COWCOW Bull Style stainless steel threaded outer barrel for TM Hi-Capa 4.3 airsoft pistols, with .45 markings and an included 14mm CCW adapter.
EDGE Custom HEXA Aluminum Outer Barrel for 4.3 Hi Capa / 1911
$64.99
EDGE Custom "HEXA" Aluminum Outer Barrel for 4.3 Hi Capa / 1911
Dr Black Outer Barrel for 4.3 Hi Capa, Dinging
$79.99
Dr Black Outer Barrel for 4.3 Hi Capa, Dinging
Nine Ball TM Hi-Capa 5.1 TDC Threaded Outer Barrel
$89.99
Nine Ball Hi-Capa 5.1 TDC Threaded Outer Barrel
Nine Ball TM Hi Capa 5.1 Fluted Outer Barrel Twist Type, Gunmetal Grey
$79.99
Nine Ball fluted outer barrel for TM and WE 5.1 Hi Capa pistols. Twist design. Gunmetal Grey
$99.99
COWCOW OB1 5.1 stainless-steel outer barrel for compatible Tokyo Marui Hi-Capa 5.1 gas blowback builds. Compare finish options and installation requirements.
EDGE Custom “.45 ACP” Stainless Steel Outer Barrel for Hi-CAPA 5.1 / 1911
$99.99
EDGE Custom “.45 ACP” Stainless Steel Outer Barrel for Hi-CAPA 5.1 / 1911
Big Dragon Compensator for Tokyo Marui Hi Capa 5.1, Black
$19.99
Big Dragon brand compensator for TM 5.1 Hi Capa style pistols. 14mm CCW threading.
CowCow A01 HI CAPA Silencer Adapter
$29.99
COWCOW A01 CNC stainless steel adapter converting 11mm CW outer-barrel threads to 14mm CCW for airsoft muzzle accessories. Fitting may be required.
