VLTOR VIS-KM Polylithic Upper with Keymod

VLTOR VIS-KM Polylithic Upper with Keymod
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  • Item #: VIS-KM12
  • Manufacturer: VLTOR

One of VLTOR’s most innovative products is the Versatile Interface Structure (VIS) upper receiver assembly. VLTOR is now introducing the VIS-KM, with the integrated KeyMod system. The KeyMod system breaks from the traditional fixed quad rail setup and allows the operator to decide where accessories or rails are mounted. KeyMod also allows for modularity between various manufacturer’s accessories.



  •  Aircraft-grade aluminum construction
  • Hardened to T6 specifications
  • Hard coat anodized, black per MIL-A-8625 TYPE III Class 2
  • 6061 forged upper with 6061 extruded handguard
  • Removable lower handguard
  • M203 barrel mounting compatible
  • Compatible with most Mil-Spec AR-15 parts and most KeyMod mounted accessories
  • Only available with forward assist



technical details
  Weight Length Overall Length Interior
VIS-KM7 16.5 oz 7.5 in 14.496 in 1.125 in $599.95
VIS-KM9 18.8 oz 9.5 in 16.496 in 1.125 in $624.95
VIS-KM10 20.6 oz 10.6 in 17.596 in 1.125 in $649.95
VIS-KM12 22.4oz 12.88 in 19.871 in 1.125 in $674.95
VIS-KM14 24.1 oz 14.45 in 21.446 in 1.125 in $699.95


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Price $669.95