Oper8 - 7.4V Li-ion 2500MAH Stick Battery (Deans) glk The 20mm rail system is

The 20mm rail system is Daniel Defense licensed as mentioned

which looks almost indistinguishable from the real thing

Perfect for starters and regular Airsoft players

who frequently was in charge of guards and small indoor operations

aswell as a left and right QD mount point

Oper8 - 7.4V Li-ion 2500MAH Stick Battery (Deans) glk The 20mm rail system isOper8 7. 4V Li ion 2500MAH Stick Battery Deans Plug Oper8 7. 4V Li ion 2500MAH Stick Battery High grade Lithium ion cells 20C Cont discharge rate No Memory Effect can be charged from empty or nearly full without damaging the battery. No Puff batteries will never puff and become unsafe like lipos will that have been either neglected or simply aged over time No Fade batteries can hold a charge for months and still be ready to use on game day Can be used