Each bolt group incorporates RCM’s F Style Carrier, MP5-E Bolt Head, Extractor and 100 degree Locking Piece. This Group is 100% US made and the finest out there. Complete and ready to drop in and use. Ideal to replace those out of spec bolt groups or to keep as spare parts. Each MP5 F/A bolt group will work with semi or full auto 9mm’s pistol or rifles.

• RCM MP5-E Bolt Head- Complete
• RCM Locking Piece- 100 degree
• RCM Firing Pin, 17-4 S/S, Heat Treated
• Firing Pin Spring- US to HK specs
• RCM Bolt Carrier- latest F style
• RCM Recoil Assembly
• Simply the finest American Made Bolt Group Available for a fair and honest price. ANYWHERE!

Fits all 9mm:

• MP5, 94,
• Clones or other custom builds