Hello i have a micro ronin chasis with the side folding arm brace. The kit includes sling swivel, magpul back up sights. Its in perfect working condition. The optic, gun, pressure pad and magazines are not included, they have been sold. Only the chasis, back up sights and sling attachment are included for 220$. The front magazine holder comes off if you want to change it etc. THIS IS NOT THE BS MCK AIRSOFT STUFF. THIS IS THE ISREALI MODEL MADE STUFF!