While the R8 is an interchangeable barrel/bolt gun, it is still capable of fine accuracy. Here a .300 Win. Mag. R8 topped with a Nikon 2.5-10 Monarch scope lies with its five-shot, 0.95" target made firing Federal's 130-grain Barnes Tipped Triple Shock X bullet.
The Blaser scope mount is a claw-style design that incorporates studs that engage depressions in the barrel's surface. The author found that it did provide true-return-to-zero performance after removal and remounting.