MP5 / SP5 Barrels
Upgrade your MP5/SP5 with precision-engineered H&K barrels. We offer a variety of MP5/SP5 barrel lengths and calibers, including threaded and non-threaded options, ensuring superior accuracy and durability. Our H&K MP5/SP5 barrels are perfect for builds or upgrades, providing top performance for all shooting needs.
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HK MP5 Barrel - 10mm - Threaded 14x.75
RCM
$279.95RCM HK MP5 10mm Barrel - Threaded 14x.75 Enhance your MP5 with the RCM HK MP5 10mm Barrel, featuring precise 14x.75 threading. Expertly crafted for German MP5 models, this barrel ensures superior durability and performance. Ideal for both custom builds...$279.95 -
HK MP5 Barrel - 9mm - 3 Lug - Threaded 1/2x32
B&T Brugger & Thomet
$449.95B&T HK MP5 9mm Barrel - Threaded 1/2x32 - 3-Lug New from B&T Switzerland, this cold hammer-forged (CHF) and nitrided barrel is manufactured to exact HK factory specifications exclusively for MP5 models. B&T, a trusted partner of H&K...$449.95 -
HK MP5 Barrel - 10mm - Threaded 9/16x24
RCM
$279.95RCM HK MP5 10mm Barrel - Threaded 9/16x24 Enhance the performance of your MP5 with the RCM HK MP5 10mm Barrel. This barrel is precision engineered for superior accuracy and durability. This barrel features a 9/16x24 thread and includes a thread protector...$279.95 -
HK MP5 Barrel - .40 S&W - 3 Lug - Threaded 9/16x24
HKP HK Parts
$249.95HKP HK MP5 .40 S&W Barrel - Threaded 9/16x24 - 3-Lug Newly manufactured US Made melonited nitride MP5 .40 S&W barrel that is 3-lugged and threaded with matching thread protector. This is a barrel offering that is made to the highest...$249.95 -
HK MP5N Barrel - 9mm - 3 Lug - Threaded 1/2x32
RCM
$179.95RCM HK MP5N 9mm Barrel - Threaded 1/2x32 - 3-Lug This MP5N barrel delivers exceptional value, crafted from premium Cold Hammer Forged Steel and treated with a durable nitride process. It easily accommodates suppressors and other muzzle attachments. Brand...$179.95 -
HK94, HK34, MP5 Barrel - 9mm - 16.175" - Threaded 1/2x28
RCM
$249.95RCM MP5, HK34, HK94 Barrel - 9mm - 16.175"- Threaded 1/2x28 Each barrel is meticulously crafted from premium cold hammer forged (CHF) 41V45 steel, expertly profiled and chambered with a 16-flute chamber profile. Finished with a highly durable nitrided...$249.95 -
HK MP5 Barrel - .40 S&W - 3 Lug - Threaded 14x.75
RCM
$279.95RCM HK MP5 .40 S&W Barrel - Threaded 14x.75 - 3-Lug This is the ultimate US-made barrel for any new or conversion build for the MP5 .40 cal. Crafted from top-grade CHF 41v40 material, it’s machined to impeccable standards. With the correct...$279.95 -
HK94, HK34, MP5 Barrel - 9mm - 12.7"- Threaded 1/2x28
RCM
$204.95RCM MP5, HK34, HK94 Barrel - 9mm - 12.7"- Threaded 1/2x28 Each barrel is hand-selected from the finest cold hammer forged (CHF) 41V45 steel blanks, expertly profiled and chambered in the desirable 16 flute chamber profile. Finished with a...$204.95 -
HK MP5, MP5K Thread Protector - 1/2x32 - RH
HKP HK Parts
$14.95HKP HK MP5/K Thread Protector - Threaded 1/2x32 RH This MP5/K thread protector is designed to safeguard your barrel threads from damage when a muzzle device is not in use. Made in the USA from high-quality steel, it offers durability and a precise fit...$14.95 -
On Sale
HK MP5 Cap - Thread Protector - 10mm / .40 S&W - Threaded 14x.75 - USED
H&K Heckler & Koch
Now: $26.21Was: $49.95H&K Heckler & Koch's MP5 40/10 Thread Protector Cap - Threaded 14x.75 - USED ONLY 4 UNITS AVAILABLE - AS PICTURED Priced for ONE cap - Condition Varies by Unit - Each unit Sold INDIVIDUALLY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL...Now: $26.21Was: $49.95 -
On Sale
HK MP5 .40 S&W Barrel - 3 Lug - Gunsmith Special
USA
Now: $44.96Was: $269.95HK MP5 .40 S&W Barrel - 3-Lug - Gunsmith Special Unfinished barrel for the MP5 .40 cal. Compatible With: HK MP5 Please Note: Will require work before being functional. HKP recommends the work be performed by a professional gunsmith.Now: $44.96Was: $269.95 -
HK MP5, SP5 Barrel -3 Lug - New Old Stock - Rare
H&K Heckler & Koch
$987.95H&K HK MP5/SP5 3 Lug Barrel - New Old Stock - Rare Factory German date coded with H&K logo. This new old stock 3-lug threaded item is incredibly rare and in pristine condition. An absolute gem in the market. We only have a limited number...$987.95