MP5K / SP5K Barrels
Whether upgrading or replacing, find precision-engineered HK MP5K/SP5K barrels that enhance performance and accuracy. HKP offers MP5K barrels for sale and threaded barrels for the SP5K, perfect for maintaining reliability and top-tier function. Choose from our wide selection of HK Parts to complete your setup.
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On Sale
HK MP5, MP5K Barrel Extension and Faux Suppressor - 8.85" - Threaded 15x1 RH
USA
Now: $114.72Was: $179.95HK MP5, MP5K Barrel Extension Faux Suppressor - 15x1 RH Perfect for that rifle build or for those looking for the MP5KN suppressed look. Dakota tactical review of this exciting new product on an MP5:...HKP-20890Now: $114.72Was: $179.95 -
HK MP5, SP5 3-Lug Faux Suppressor - Early MP5SD Style
MFI
$167.95HK MP5, SP5 3-Lug Faux Suppressor - Early classic SD Style MFI replicates the classic appearance of an early MP5SD suppressor. This new design enhances the authenticity of your build for those who...HKP-22439$167.95 -
On Sale
HK MP5K Barrel - .40 S&W - Threaded 9/16x24 with 3 Lug
HKP HK Parts
Now: $149.96Was: $299.95HK MP5K .40 S&W 3-Lug Barrel with Thread Protector - Threaded 9/16x24 3-lugged Barrel with a 9/16x24 thread protector. Specifications:HKP-02318Now: $149.96Was: $299.95 -
HK MP5K Barrel - 10mm - Threaded 9/16x24 with 3 Lug
RCM
$279.95RCM HK MP5K 10mm Barrel - Threaded 9/16x24 Enhance the performance of your MP5K with the RCM HK MP5K 10mm Barrel. This barrel is precision engineered for superior accuracy and durability, making it...HKP-21157$279.95 -
HK MP5, MP5K Thread Protector - .40 S&W - Threaded 9/16x24
HKP HK Parts
$19.95HKP .40 S&W Thread Protector for MP5 and MP5K - Threaded 9/16x24 HKP steel thread protector for .40 S&W and 10mm barrels threaded 9/16x24. Precision machined to help protect barrel threads from...HKP-22885$19.95 -
On Sale
HK MP5K Barrel - 10mm - Threaded 14x.75 with 3 Lug
RCM
Now: $188.46Was: $279.95RCM HK MP5K 10mm Barrel - Threaded 14x.75 Upgrade your MP5K with the RCM HK MP5K 10mm Barrel, featuring a precise 14x1.75 threading for optimal accessory compatibility. Expertly crafted to enhance...HKP-21155Now: $188.46Was: $279.95 -
HK MP5K PDW Barrel - 10mm - Threaded 9/16x24 with 3 Lug
USA
$299.95USA MP5K-PDW 10mm Barrel - Threaded 9/16x24 - 3-Lug This US-made MP5KN-PDW 10mm barrel is a rare barrel. Ideal for enhancing your MP5K-PDW, this barrel combines precision threading with the...HKP-02317$299.95 -
HK MP5K Barrel - .40 S&W - Threaded 14x.75 with 3 Lug
RCM
$279.95RCM HK MP5K .40 S&W Barrel - Threaded 14x.75 - 3-Lug This is the ultimate US-made barrel for any new or conversion build for the MP5K .40 cal. Crafted from top-grade CHF 41v40 material, it’s machined...HKP-21585$279.95 -
Out Of Stock
HK MP5K Barrel Extension and Faux Suppressor - 9mm - 3 lug
MFI
$179.95MFI MP5K 9mm Barrel Extension/Faux Suppressor - 3-lug Each faux suppressor is designed to attach to the 3 lug MP5K 3 lugged barrel and can be permanently attached (blind pinned) in place to get the...HKP-18007$179.95