This Japanese manufactured trigger guard assembly 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 some rust specks and light wear. This assembly consists of the trigger guard, floor plate, floor plate latch assembly and the magazine box.  (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 & 37107

Nagoya Arsenal: 40856 & 92011