Rs Reg Front-biased Yugo Modular Lwr Single Side Band dry-nitrogen-filled to eliminate fogging and

dry-nitrogen-filled to eliminate fogging and waterproof to 100 meters

For use with binoculars and a rangefinder

A locking collar is included

Horizontal Mount

Grovtec swivel set for barrel bands

Rs Reg Front-biased Yugo Modular Lwr Single Side Band dry-nitrogen-filled to eliminate fogging andIn 2012" RS Regulate began rolling out the first models of the AK 300 Modular Side Mount System, which now features six fully modular uppers and nine different lowers: a front biased, a rear biased, and a full length lower for most Eastern European AK side rails; a front biased and full length lower for Yugo Serbian rifles; a PSL and and Romanian M10 RH10 rifles; a Century Arms proprietary side rail; and even a rear biased lower for Czech vz. 58s.