Finnish M 1928 Civil Guard bayonet, hollow rivets by Hackman. (ABC530-1)(K 829) JN0)

Mosin Nagant M 1928 SK rifle. Serial number: 60123 on the ricasso. Excellent- bright finished convex fullered blade with the Finnish maker's name; Hackman & Co on the ricasso. The blade shows some very fine peppering only. Excellent bright finished pommel and crossguard with a muzzle ring and a short quillon. T-Slot in pommel. Number on the top of the pommel: 49. Crossguard is marked:  =S= (= Civil (Home) Guard) .  MRD 16.2 mm. No oil hole in pommel. Blued catch. Excellent+ light colored selected wood grips with clearly visible grains, riveted to the blade tang by two steel hollow rivets.
Excellent ribbed blued metal scabbard without any dents. 

Very rare very well made bayonet, seldom encountered 
This is only the second one with steel hollow rivets we have ever found. The most rarest bayonet of the the serial.!