TRACT 22 FIRE 4-12x40 Rimfire Scope w/ BDC Reticle - Rimfire Optics Designed to Perform at Long Range This 22 FIRE scope matches the performance and innovation of the modern rimfire cartridge. Whether your at the range or small-game hunting the Fully Multi-Coated Optical System provides superior light transmission and edge to edge sharpness The versatile BDC reticle provides bullet drop compensation out to 150 yards without obscuring the target even at longer ranges. Specifically designed Hand-Turn windage and elevation adjustments with precise, repeatable and audible 1/4" clicks at 50 yards are easily reset to zero without any tools, making sighting in or field adjustments quick and easy. 75 Yard Parallax setting makes it ideal for the Rimfire shooter to use effectively at high magnification O-ring sealed and purged with Argon gas, making it completely waterproof and fogproof. Lifetime Warranty - The TRACT Trust Assurance guarantees the functionality of the product for the duration of its lifetime regardless of whether youre the original owner. No time limit applies and no paperwork is needed. Like setting the parallax at 75 yards, and making the 1/4&#034; adjustments at 50 yards to better suit the needs of the rimfire shooter. Not to mention the incredibly accurate BDC (Bullet Drop Compensating) reticle which allows you to shoot out to 150 yards in 25 yard increments when using Hyper Velocity ammunition. When at the range and zeroing in your gun, many times you have to count the clicks. With the22 FIREscope, simply start wtihyour windage and elevation on zero and now move as needed. If you needto change your point of impact4&#034; to the right, simple dial to the number 4...no guess work no counting needed. Once you get your gunsighted dead on simply lift the turret up and re-set the22 FIREturretto the zero mark. Anytime you need to make an adjustment in the field you simply dial the number of minutes and then come right back to your zero. If turret gets moved inadvertently, you always know where your &#034;zero&#034; mark is.