Vltor Carbine Length Upper Receiver with Shell Deflector Only Black VIS-1SK. The VIS is a polylithic upper receiver assembly that ties the normally individual receiver and handguard into a single aggregate part. This combination overcomes many...
Vltor Carbine Length Upper Receiver with Shell Deflector Only Black VIS-1SK. The VIS is a polylithic upper receiver assembly that ties the normally individual receiver and handguard into a single aggregate part. This combination overcomes many...