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