Yup, the swivel is plugged with what appears to be a dowel rod.
I noticed that on the bolt there is a small lion (identical to the one on the receiver) on the "ball" of the bolt, but there is not a Z1 along with the serial number.
I noticed that on the bolt there is a small lion (identical to the one on the receiver) on the "ball" of the bolt, but there is not a Z1 along with the serial number.

Comment