Castellan Universal QD Lever-Lock Riser — 3-Slot Picatinny, 15mm Saddle Height

Instantly upgrade any fixed-mount accessory to quick-detach deployment with the Castellan Universal QD Lever-Lock Riser. Whether you're converting a legacy optic mount or adding height to your red dot setup, this compact 3-slot riser delivers tool-free QD capability in a rugged aircraft aluminum package.

• Immediate QD Conversion — Converts any non-QD mount accessory to full quick-detach deployment without replacing your existing hardware.
• 5-Slot Picatinny Rail — 40mm length with 5 full Picatinny slots. Versatile enough to serve as a riser, QD adapter, or both simultaneously.
• 15mm Saddle Height — Raises your optic or accessory 15mm for improved co-witness alignment and ergonomic sight picture.
• Aircraft Aluminum Construction — Matte black anodized finish. Lightweight, corrosion-resistant, and built to hold zero under sustained recoil.
• Lever-Lock Mechanism — Tool-free QD lever locks securely onto any standard Picatinny rail for fast on/off without disrupting zero.

Compatible with standard 20mm Picatinny rails. Ideal for shooters looking to modernize fixed-mount accessories with QD flexibility.