Timber Tuff's TMS-96RK Rail Kit consists of 2, 48 in. rails. for use with the Timber Tuff Portable Saw Mills, TMS-20, TMS-24, TMS-36, and TMS-48. This rail kit provides an accurate and stable platform for guiding the saw mill for a straight and level first cut. This product works with logs 12 in. in diameter and larger. Constructed of durable air-craft aluminum and steel for a long-lasting product. The Rail Kit attaches and levels in minutes for a fast and convenient tool. This Timber Tuff product includes rails and crossbar kits with leveling screws and log dogs. Optional extra sets can be purchased and attached for an even longer length. TMS-96RK