This ZenitCo B-31N upper rail mounts on top of B-30 handguard. Compatible with all AKs, including short barrel ones (exempt for AKS-74U and 9mm Saiga-9). Fully CNC machined. The rail doesn’t interfere with AK iron sights. Battle tested milspec quality, mounts rock solid.
New Syrian desert tan hard ceramic coating. The rail is not painted, so color won’t wear fast.
Size is: 198x47x37±5 mms.