This is the flush fit 3 round medium magazine for the Sauer 200 and Sauer 202 rifles.
It takes the following calibres 6.5x55 SE, 6.5x57, 7x64, 270 Win, .25-06, .30-06 and 8x57.
Manufactured from blued steel with a polymer baseplate.
Please note: this will not fit the discontinued 202 takedown version which had a slightly different sizing.