This metal buffer tube fits all KM4 Series AEGs, including the CQR and KM16 Series and allows MilSpec 6-position stock functionality. It appears on KM4 diagrams as part 509 (or as part 80 on the CQR Series diagrams).
This metal buffer tube fits all KM4 Series AEGs, including the CQR and KM16 Series and allows MilSpec 6-position stock functionality. It appears on KM4 diagrams as part 509 (or as part 80 on the CQR Series diagrams).
| Weight | 0.069 lbs |
|---|---|
| Dimensions | 6.75 × 1.5 × 1.5 in |
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