The KWA AEG outer barrels are a major component of KWA’s legendary KM4 Series, and showcase the quality for which KWA is famous. With the interchangeable barrel bases and extensions in stock, the custom size options are virtually limitless!
Click the picture to see the reference guide for outer barrels, then select your barrel section from the drop down.
#556-5: The updated one-piece barrel for the KM4 SR7.
#299S-OB: This complete outer barrel fits the KM4 CQB, Commando, and CQR Mod 2. It also fits the KM4 SR7, but is not of a one-piece design. Please also note that some versions of the KM4 Commando come with a one-piece outer barrel, but either this or the one-piece version will fit the Commando.
#299: This rear section will fit the KM4 CQB, CQRs Mod 1 and 2, KM4A1, and KM4 RIS. It will also fit the KM4 Commando and SR7 when purchased with barrel piece 299-2.
#299-1: This front barrel section fits the KM4 RIS, KM4A1, and CQR Mod 1.
#299-2: This front barrel section fits the KM4 CQB, CQR Mod 2, and when paired with part 299 will fit the KM4 SR7 or KM4 Commando.
#546-5: This rear outer barrel fits the KM4 SR10.
#546-6: This is the front section to the KM4 SR10.
#328: This one-piece barrel fits the KM16BR as well as the KM4 SR12.
All barrels are to scale with the measuring tape and all visible threads are 14mm CCW, so you can customize your rifle to fit your game style!
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- Online purchases: 14 days from the date of delivery with copy of emailed receipt for exchange or store credit only. NO EXCEPTIONS!
- All guns are to be tested upon purchase, no damaged or defective gun returns are accepted (we have a tech available if needed).
- All used items have been tested and are sold "AS IS", and are not eligible for return.
- All used gear is not eligible for return.
- All consumable items are non-refundable if opened (unused BBs can be exchanged for different BBs of equal or lesser value).
- All guns being picked up from our techs are tested and cleared upon return and are not under warranty.
- Customized products are non-refundable in any circumstances.
- If the item is defective or you receive the wrong item, please contact our customer service at firstname.lastname@example.org for further instructions.
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