This Japanese manufactured right side lower band spring is for the Type 44 Arisaka bolt action carbine in 6.5 caliber and is in very good condition exhibiting a brownish gray patina with some rust or pin prick pitting. (file photo)
Note: Type 44 Arisaka carbines with the following arsenals and serial numbers have been observed with this part:
Koishikawa / Kokura: 47028