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.
697–720 of 1785 products
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CNC Split Wedge Body Pin for AR15 (3-piece) – Black
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TP22 GBB CNC Adjustable Speed Trigger - Red
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TP22 GBB CNC Adjustable Speed Trigger - Black
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CNC Magwell TP22 GBB - Red
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CNC Magwell TP22 GBB - Black
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TP22 GBB CNC High Sights with Charging Handle - Red
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TP22 GBB CNC High Sights with Charging Handle - Black
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TP22 CNC Speed Mag Release - Black
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TP22 CNC Speed Mag Release - Red
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Under Lever Duster Ring Grip for G&G LevAR GNB - Black
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TM SAIGA GBB Top RIS Rail for Scope / Red Dot - Black
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AR15 Pistol Grip Adapter with Trigger Guard for TM Saiga GBB - Black
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Replacement Recoil Pad for SF Crane Stock - Black
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SKELETON AR15 Stock Buffer Tube for AK - Black
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CCS Gen2 M4 / AR15 Mil-Spec Retractable Stock - Black
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CCS LIGHT Gen2 M4 / AR15 Mil-Spec Retractable Stock - Black
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CCS LIGHT Gen2 M4 / AR15 Mil-Spec Retractable Stock - Tan
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CTM AAP-01 FUKU-2 SHARK Cutout CNC Upper Set - Silver
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CTM AAP-01 FUKU-2 SHARK Cutout CNC Upper Set - Black
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CTM AAP-01 FUKU-2 SHARK Cutout CNC Upper Set - Red
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CTM CNC ExoFrame for AAP-01 - Gold
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CTM REAPER AAP-01 Enlarged Charging Handle with Selector Switch - Electroplated Rainbow
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CTM REAPER AAP-01 Enlarged Charging Handle with Selector Switch - Gold
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CTM REAPER AAP-01 Enlarged Charging Handle with Selector Switch - RedA 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.
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.
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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