Are you looking for a compact and effective way to improve the ergonomics and versatility of your Stribog SP9? Look no further than the 3.25" Stribog Rail Extension MkII (SRX3.25) from Kinetic Development Group (KDG), a meticulously engineered upgrade designed to provide a more comfortable grip, easier installation, and optimized space for mounting accessories.Features :Makes Room for a Second Full M-LOK Slot on the BottomContoured ProfileEquipped with M-LOK Slots Along its Entire LengthDesigned to Accommodate a Variety of SuppressorsCrafted from 6061-T6 Aircraft-grade Aluminum