The smaller of the two XTR III models, the 3.3-18x50 model provides huge field-of-view in a relatively compact scope package (13.3 inches).The 3.3-18x50 model offers a huge 120 MOA of elevation.There are three models in this size, with the SCR reticle in MOA or MIL, and in the new SCR2 reticle.