With the addition of the XS Sights Lever Rail, your Henry will be ready for any adventure! The XS Sights Lever Rail is precision machined to mil standard 1913 picatinny specifications. Featuring aircraft grade aluminum with a hard coat anodized finish, the rail is lightweight and tough enough to provide a lifetime of hard use. The rail spans the length of the receiver and extends forward to the rear sight cut to allow easy mounting of an optic to your Henry rifle or carbine. Whether you want to mount a conventional scope, scout scopes, red dot optic or modern low powered variable optics (LPVO), the XS Lever Rail gives you the flexibility in mounting the optic to suit your needs and your cheekweld. Product Specifications Easy do-it-yourself (DIY) installation Capable of mounting any style of optic Precision CNC machined Available for Henry Big Boy carbines and .45-70 rifles with round barrels Made in America for an American made rifle Kit Includes: lever rail, screw kit, pillar assembly, hex wrench, blue threadlocker, insert with instructions Designed for steel receivers. Due to differences in receiver dimensions and barrel contours, the XS Lever Rails for Henry rifles are caliber specific. They will only work on rifles with steel receivers and round barrels.