JMAC Customs MMS Handguard Gas Tube

GT-KPR9 - KUSA KP9 / KR9

Specifications:

• Compatible with KUSA KP9 / KR9 Length Gas Systems
• Partially sleeves over the gas block for additional 1913 rail slots
• Free float design does not make contact with gas block or rear sight block
• Can be used to mount optics and will retain zero
• Requires the MMS Lower Handguard
• Gas tube is optional for MMS installation