Product Description Redefine your FN PS90 with the Strike Industries PS90 Modular Chassis, engineered for enhanced comfort, control, and mission-ready performance. Designed with improved ergonomics and a refined grip angle, this chassis delivers a more natural shooting position and better handling in any environment. The updated adjustable cheek rest provides a custom fit for superior sight alignment, while lower and rear 1913 Picatinny rails offer expanded mounting options for foregrips, stocks, and a wide variety of accessories. Internal cable management keeps wires organized and out of sight, giving your setup a clean, professional look. Integrated sling mounts offer versatile carry options for single and dual point sling systems. This kit includes everything you need for a complete installation, including buttstock assembly, cheek rest, QD inserts, heat shield, hardware, and more. Product Highlights Improved ergonomics and refined grip angle for enhanced control and a more natural shooting position Adjustable cheek rest for a custom fit and superior sight alignment Lower and rear 1913 Picatinny rails for versatile accessory and foregrip attachments Internal cable management for weapon-mounted lights and wired accessories, keeping your setup clean and professional Integrated ambidextrous sling mounts compatible with single and dual point sling systems Specs Brand: Strike Industries MPN: SI-SMC-90-KIT-BK UPC: 793811767988 Color: Black Material: Polymer Compatible Platform: FN PS90 Caliber Compatibility: 5.7x28mm Hand: Ambidextrous Weight: 26.87 oz Length: 21.06 in Height: 7.01 in Width: 2.3 in Rail System: Lower 1913 Picatinny / M-LOK Kit Contents: Buttstock Assembly, Cheek Rest, Accessory Mounting Point (Rear), 2x Rear QD Insert, 1x Front QD Insert (Left), 1x Front QD Insert (Right), 8x M4 Nut, Centering Nub, Heat Shield, Bottom Buttstock Pin, Top Buttstock Pin, Trigger Pack Spacer, and assorted mounting hardware Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.