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Externals: Handguards, Stocks & Receivers

Externals change how the gun handles and how it looks. Handguards with M-LOK or KeyMod, stocks and buffer tubes, metal receivers, outer barrels and grips for M4, AK and other platforms.

121–144 of 1777 products

Defier X1 / X2 Warm White Filter
Skilhunt
In stock at our supplier, delivery in 5–10 working days

In stock at our supplier, delivery in 5–10 working days

Defier X1 / X2 Warm White Filter
Price to follow
SG550 Lock Pin
G&G
In stock at our supplier, delivery in 5–10 working days

In stock at our supplier, delivery in 5–10 working days

SG550 Lock Pin
Price to follow
Modular Fixed Stock
Strike Industries
In stock at our supplier, delivery in 5–10 working days

In stock at our supplier, delivery in 5–10 working days

Modular Fixed Stock
Price to follow
LCK12-K16 Selector
LCT
In stock at our supplier, delivery in 5–10 working days

In stock at our supplier, delivery in 5–10 working days

LCK12-K16 Selector
Price to follow
ZB-21M Classic AK Handguard
LCT
In stock at our supplier, delivery in 5–10 working days

In stock at our supplier, delivery in 5–10 working days

ZB-21M Classic AK Handguard
Price to follow
Pirate Arms
In stock at our supplier, delivery in 5–10 working days

In stock at our supplier, delivery in 5–10 working days

AK RIS Gas Tube
Price to follow
SV98 Cocking Handle
Snow Wolf
In stock at our supplier, delivery in 5–10 working days

In stock at our supplier, delivery in 5–10 working days

SV98 Cocking Handle
Price to follow
MP5 Fire Selector Set
G&G
In stock at our supplier, delivery in 5–10 working days

In stock at our supplier, delivery in 5–10 working days

MP5 Fire Selector Set
Price to follow
Pirate Arms
In stock at our supplier, delivery in 5–10 working days

In stock at our supplier, delivery in 5–10 working days

MP5SD6 M-LOK Handguard
Price to follow
Midwest Industries
In stock at our supplier, delivery in 5–10 working days

In stock at our supplier, delivery in 5–10 working days

MP5K M-LOK Handguard
Price to follow
Pirate Arms
In stock at our supplier, delivery in 5–10 working days

In stock at our supplier, delivery in 5–10 working days

RIS Dust Cover For AK
Price to follow
Wraith QD Long Mount
Sightmark
In stock at our supplier, delivery in 5–10 working days

In stock at our supplier, delivery in 5–10 working days

Wraith QD Long Mount
Price to follow
ZB-19 Classic Upper Handguard
LCT
In stock at our supplier, delivery in 5–10 working days

In stock at our supplier, delivery in 5–10 working days

ZB-19 Classic Upper Handguard
Price to follow
M16 / M4 Safety Selector Lever
GUARDER
In stock at our supplier, delivery in 5–10 working days

In stock at our supplier, delivery in 5–10 working days

M16 / M4 Safety Selector Lever
Price to follow
ZB-30 Classic AK Handguard
LCT
In stock at our supplier, delivery in 5–10 working days

In stock at our supplier, delivery in 5–10 working days

ZB-30 Classic AK Handguard
Price to follow
Match Bolt Knob
Silverback
In stock at our supplier, delivery in 5–10 working days

In stock at our supplier, delivery in 5–10 working days

Match Bolt Knob
Price to follow
Kriss Vector Short Outer Barrel
Laylax
In stock at our supplier, delivery in 5–10 working days

In stock at our supplier, delivery in 5–10 working days

Kriss Vector Short Outer Barrel
Price to follow
Kriss Vector Trigger Cover
KRYTAC
In stock at our supplier, delivery in 5–10 working days

In stock at our supplier, delivery in 5–10 working days

Kriss Vector Trigger Cover
Price to follow

Handguards, stocks and grips

A new handguard is the most visible external upgrade: a slim M-LOK or KeyMod rail saves weight over a quad Picatinny RIS and gives you mounting slots exactly where you want a light or a grip. Stocks change length of pull and battery space; a crane stock holds a nunchuck battery, a PDW stock makes a carbine compact. Pistol grips with a different angle and a motor plate that lets you adjust motor height improve comfort and trigger response at the same time.

Receivers and outer barrels

A metal receiver set replaces a polymer body for stiffness and a solid feel, and licensed versions carry real trademarks. Outer barrels in different lengths let you build a long rifle or a short CQB gun on the same lower, with a 14 mm CCW thread for a suppressor; the thread filter lists CW and CCW options. Flash hiders, gas blocks and barrel nuts complete the front end.

Compatibility between brands

Most M4 AEG externals follow the Tokyo Marui standard and fit between brands, but receiver pins, buffer tube threads and handguard nuts vary enough to check the product notes. AK, G36, MP5 and SCAR parts are more brand-specific, and GBB rifles use their own dimensions. Use the platform and rail system filters, and remember that externals are unrestricted parts with no age limit even though the complete guns are not.

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