You should realistically not be going for an optimised RD-704 build until you reach L元 Escape From Tarkov Traders, as the prices on the flea market will far outweigh the value of the weapon. Olight Baldr Pro tactical flashlight with laser (Skier LL2, 9,483₽).Burris FastFire 3 reflex sight (Skier LL2, 18,986₽).NcSTAR MPR45 Backup mount (Peacekeeper LL2, $77).Nightforce Magmount 30mm ring scope mount (Jaeger L元, 6,313₽).Magpul 2.5 inch rail (Mechanic LL2, 2,314₽).Burris FastFire Weaver Base (Skier LL2, 1,820₽).AKM/AK-74 Magpul Zhukov-S stock (Peacekeeper LL4, $198).KAC PRS/QDC 7.62x51 sound suppressor (Peacekeeper L元, $548).Zenit RK-1 tactical foregrip (Skier L元, 20,496₽).AK AKademia Bastion dust cover (Skier LL1, 6,325₽).Magpul M-LOK 4.1 inch rail (Mechanic LL2, 1,762₽).
Here are the attachments that you'll want to use for the Escape From Tarkov best RD-704 build: