In less than 60 seconds, convert your Desert Tech SRS rifle between seven different calibers: .260 Rem, 6.5 Creedmoor, 6.5x47 LM, .308 Win, 7mm WSM, .300 Win Mag, and .338 LM, and return to zero. Reduce training costs and system down-times while shooting different ammunition for different penetration and distance capabilities. The SRS Conversion Kit includes a barrel, magazine, bolt assembly, and bolt stop (for short calibers only).