skos:altLabel | - M-55 quad-.50 machine guns
- M33 Maxson mount
- M45 Quadmount#TCM-20
- M45 mount
- M51 Quadmount
- M51 quad 0.5-inch
- M55 .50-caliber machine-gun
- M55 .50-calibermachine-gun
- M55 quad machine gun
- Quad 50
- Quad-50
- Quadmount
- Quadmount M45C
- S45 Mount Pedestal Machine Gun
- TCM-20
- machine gun system with 4 guns of .50
- quad .50
- quad 50's
- quad mount .50
- quad-.50 caliber machine gun
- quad-50's
- quadruple 0.5 inch machine gun turret
- quadruple M2HB Browning machine guns
- specialized variants
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