G&P GBB Long Railed Handguard with SAI QD System for WA M4A1 Series
Metal Construction
Licensed by EMG Salient Arms International
20mm Picatinny Rail On Top & Front Both Side
With M LOK System
Including SAI Barrel Nut
Design for M4 / AR-15 / M16 Series Airsoft Gas Blow Back GBB Rifle