ERS™- M-LOK 3 SLOT Airsoft Masterpiece Flip Up Front & Rear

Flip Up Front & Rear Sights

Most grease that is designed for airsoft guns is for lubricating gears so the grease is very thick

Quality thick-cut silicone patch made for durability

Flat lock seams throughout increase comfort

Your gas is fed by either a box or M4 magazine

ERS™- M-LOK 3 SLOT Airsoft Masterpiece Flip Up Front & RearThe PTSEnhanced Polymer Rail Sections(ERS) M LOK are lightweight low profile 1913rail sections, made out of one of the strongest and an EP series hallmark DupontZytel High Performance Reinforced Polymer. The double chamfered ends reducesnagging and are comfortable to index against. Available in 5 different lengths: 3 Features: Lightweight and low profile design Specially made for M LOK mounting system. Sturdy reinforced polymer Specification: Color