The MR762 Buffer is a model-specific component of the MR762 recoil and receiver-extension system. This page provides neutral identification and compatibility guidance without installation instructions.
MR762 Buffer specifications and reference details
- HK part number/SKU: 50233777
- Component type: buffer
- Referenced platform: HK MR762
- Assembly area: buffer and recoil system
HK lists this item in its rifle-parts inventory. Confirm the current catalog entry through the official HK Lower Receiver Parts catalog.
Model compatibility and related components
Confirm the matching recoil spring, receiver extension, firearm configuration and model generation as a complete system. Related references include MR762 Hammer Axle, MR762 Buffer, MR762 Magazine Catch, and MR762 Bridge. Browse Lower Receiver Parts or return to Rifle Parts.
Identification considerations
Use HK part number 50233777, the complete component name, host markings and current parts diagrams together. Similar components can differ in dimensions, material, geometry or revision.
Safety and professional service
Keep the firearm unloaded and follow current operator and armorer documentation during inspection or service. Installation, inspection and complete function testing should be performed by HK or a qualified firearms professional. The completed firearm must remain in a lawful factory-compatible configuration.
Common MR762 Buffer questions
Is this a universal AR-pattern component?
No. It is identified for the HK MR762 platform.
How should compatibility be checked?
Match HK part number 50233777 with the exact model generation and related assembly.
Is professional installation recommended?
Yes. A qualified firearms professional should verify fit, retention and safe operation.
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