RCM - GRIFFIN MK2 Magwell AERO It includes retention points as

It includes retention points as well as map scales around the edges

The SOLGW MK1 RCM (Rifle Combat Magwell) features a 250% larger flared funnel surface allowing for consistent and fast reloads under any condition and is designed for the SOLGW MK1 and FCD LRF lowers

60" (16mm)

The Dual RAMP retains the exact same rail footprint as two Mod Button Lites

*This RCM fits Springfield Armory KUNA lowers

RCM - GRIFFIN MK2 Magwell AERO It includes retention points asRifle Combat Magwell for GRIFFIN MK2 The GRIFFIN MK2 RCM (Rifle Combat Magwell) features a 250% larger flared funnel surface allowing for consistent and fast reloads under any condition and is designed for the GRIFFIN MK2 Ambi lower. Compatible with all major magazines (including M3 PMAGs) on the market as well as higher capacity options like the Magpul D60 or Surefire MAG5 60. The GRIFFIN MK2 RCM works great for unconventional shooting positions,