IRay ILR-1000 Infrared Laser Rangefinder Module for RICO MK1 The InfiRay Outdoor ILR-1000 Infrared Laser Rangefinder Module integrates seamlessly with all RICO Mk1 Series thermal rifle scopes, taking the guesswork out of range estimation, day or night. The ILR-1000 provides +/- 1-yard range-to-target accuracy out to 1000 yards and overlays these results on the display of a connected Mk1 Series rifle scope. A ultra-lightweight aluminum chassis secured by an intuitive QD mount ensures dead-nuts repeatability and ease of use, even while wearing gloves. Enhance your range estimation capabilities with the InfiRay Outdoor ILR-1000. Features Integrates seamlessly with the RICO Mk1 Takes guesswork out of ranging +/- 1 yard accuracy Ultra-lightweight aluminum chassis QD mount 1,000 yard detection range 5 year warranty