This Japanese manufactured rear guard screw is for the Type 99 Arisaka bolt action rifle in 7.7 caliber and is in very good condition exhibiting a brownish gray patina with light slot wear. (file photo)
Note: Japanese Type 99 Arisaka bolt action rifles with the following arsenals and / or serial numbers have been observed with this part: 16866 & 21908
Toriimatsu: 40856 & 92011
