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Shop our premium selection of MP5/SP5 bolt carrier groups for smooth, reliable cycling and performance. Built to H&K standards, our bolt carrier groups offer the durability and precision you expect for your MP5/SP5, ensuring your firearm operates flawlessly under any conditions.
Zenith Firearm’s MP5 bolt carrier groups, guide rod assemblies, firing pins and other parts are perfect for repairs and upgrades and are highly durable and corrosion-resistant.
RCM MP5 “F” STYLE F/A BOLT GROUP WITH MP5-E BOLT HEAD. 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.
RCM HK MP5-E Full Auto Bolt Group. 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.
RCM MP5 “F” STYLE F/A BOLT GROUP. $ 395.00. Each bolt group incorporates RCM’s F Style Carrier, Bolt Head, Extractor and 100 degree Locking Piece, We teamed up with other manufactures for the supporting parts that are made to the highest degree of quality.
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.
Complete MP5 9mm bolt group by Rim Country Manufacturing. Includes RCM F Style Carrier, Bolt Head, Extractor and 100 degree Locking Piece. This Group is 100% U.S. made and the finest American 922r bolt parts ever produced. Includes all Action 3 and F upgrades and enhanced materials.
