HK33 / HK53 / HK93 Receivers / Uppers

HKP Front Sight Tower Ambi Sling Attachment Weldment Ambi sling loop that is welled and installed on all MP5F model front sight tower. A great upgrade for that custom build or for those that want to have the ability to have an ambidextrous sling loop at...

H&K MP5, G3, PTR, HK93 Push Button for Magazine Catch - Used   Factory original HK push button replacement part. Limited quantity available.   This is a used part, sold AS-IS, and is not eligible for return.  Compatible...

MKE Anti Rattle Paddle Magazine Release for HK91, HK G3s and HK33, HK53, HK93 Upgrade your rifle with MKE's anti-rattle style paddle mag release. Compatible With: HK91, G3 HK33, HK53, HK93 PSG1, MSG90 In-spec clones and custom builds

Heckler and Koch German Factory Magazine Catch for HK33, HK53, HK93 New HK German HK33, HK53, and HK93 mag catch for magazine release.  Compatible With: HK33, HK53, HK93 HK33K Clone or other custom builds

Turkish Contract Bayonet Adapter Replacement Kit for HK91, HK G3, HK33, HK93 Turkish contract replacement hardware kit for early-style bayonet adapters. Intended for use with pre-ban pattern adapters on compatible HK roller-delayed rifle platforms...

Heckler and Koch Anti Rattle Paddle Magazine Release for HK91, HK G3s and HK33, HK53, HK93 - USED This is a used German anti-rattle paddle mag release for installation on all Heckler and Koch Firearms .223 and .308 rifles. Compatible With: HK91,...

Heckler and Koch HK G41 Dust Cover / Ejection Port Door  

H&K 93/53/33 (5.56/.223) Rear Receiver Section Each rear receiver section is from a factory German HK 33/53 that was demilled and includes the welded on rear sight base and push pin bushing intact.

HK German Bayonet Adapter Without Hardware - Incomplete - USED   SOLD INDIVIDUALLY - VARYING CONDITION SHOWN   INCOMPLETE USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. HK German Bayonet...