SIG SAUER CAL-X KIT, SIGMCX, 5.56 NATO, 9IN, LT, W Civil Air Patrol Chat with us during business

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MPN: 370F-M

Flex cuff tunnel inside waistband

UPC: 817086011543

SIG SAUER CAL-X KIT, SIGMCX, 5.56 NATO, 9IN, LT, W Civil Air Patrol Chat with us during businessSIG SAUER CAL X KIT, SIGMCX, 5. 56 NATO, 9IN, LT, W SIG SAUER offers upper assemblies and caliber exchange kits in various barrel lengths. All NFA rules apply to installation of these upper assemblies to lower receivers and caliber exchange kits to upper receivers. Upper assemblies and caliber exchange kits with barrel lengths less than 16 ? may only be affixed to lower receivers which (1) are not recorded as a rifle lower by the manufacturer and do