Kalashnikov K-21 M-LOK Rail
90001488B
UPC 811777021477
Four M-LOK slots on each side of the lower handguard
Matching upper handguard with recessed 5 slot 1913 rail
2-15 slot M-LOK Proprietary rail sections.
Four long screws & M-LOK nuts for lower rail
Four short screws for upper handguard (BLACK)
Lower length- 6.29 ”
Upper- Length -3.85″
https://gunsbuyerusa.com/product-category/parts/rails/
Kalashnikov K-21 M-LOK Rail. This Eastern Block inspired M-LOK rail is great for your KR-103, KP-9 and KR-9 series of rifles. Features 4 M-LOK slots on each side of the lower handguard with a matching upper handguard that has a 5 slot 1913 rail. This gives you a large amount of room for your favorite tactical accesories and a comfortable place for your hand when shooting. At less than half a pound this rail system is lightweight... less