This aftermarket Ruger Mini-14 Tactical quad rail is a ready to install rail system for your Ruger® Mini-14. The quad rail design offers plenty of Picatinny rail space to mount accessories. The T-marked rails allow accessories to be removed and replaced with ease. Made from black hard anodized aircraft grade aluminum. Accepts all standard Weaver / Picatinny 1913 accessories. Compatible with Ruger Mini-14 Ranch Rifle original wood factory stock. Length: 8.25".