The Steiner 63.5mm U. S.E. Nighthunter Thermal SmartClip Adaptor (Item #626645) is a precision-engineered accessory that allows for the seamless integration of Steiner's Nighthunter C35 thermal clip-on unit with riflescopes featuring a 63.5mm objective bell outer diameter. Constructed from durable black anodized aluminum, this adaptor ensures both strength and a sleek appearance. Its Ultra Slim Edition (U. S.E.) design minimizes added bulk, maintaining the ergonomic profile of your rifle setup. Equipped with a quick-detach cam lever, the adaptor enables rapid attachment and removal without the need for tools, facilitating swift transitions between day and night optics. This feature is particularly advantageous for hunters and tactical shooters who require flexibility in dynamic environments. By securely mounting the thermal clip-on unit, the adaptor preserves the optical axis alignment, ensuring consistent performance and accuracy. Whether you're enhancing your scope with thermal capabilities for low-light conditions or seeking a reliable solution for night hunting, the Steiner 63.5mm U. S.E. Nighthunter Thermal SmartClip Adaptor offers a robust and user-friendly interface between your riflescope and thermal imaging device. Steiner 63.5mm U. S.E. Nighthunter Thermal SmartClip Adaptor 626645