R-ONE Handguards are now available for the M5 platform. Machined from 6061-T6 Aluminum, the R-ONE offers a lightweight and slim profile that features a full-length top Picatinny rail section allowing the user to accessorize their build as needed. Our proprietary ATLAS attachment system is a durable and dependable mounting platform that maintains the slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards. Available in 15" M-LOK profile. Made In America? Yes Platform M5 Series ATLAS Attachment Type M-LOK Material Machined from 6061-T6 aluminum Weight 10.16 oz Other Moun Mfg: Aero Precision