HKPARTS +10 alloy magazine extension coupled with an HK 17 round factory German magazine adds 10 additional rounds total for a fully assembled 27 round HK VP9/P30 magazine. Ideal for competitive shooters that would like a 27 round robust steel and alloy magazine. Each mag comes fully assembled and ready for use. HK Parts takes an existing 17 round magazine and a +10 magazine extension to assemble them into a working 27 round magazine.
Drop-in magazine ready to go!
Fits all of the following HK firearm magazines: