Park Tool Saw Guide SG-7.2

Oversized Saw Guide
Accurately guides a hacksaw to cut aero-shaped seat masts and seat posts up to 2.75 (70mm), as well as fork steerer tubes and other round tubes from 1-1/16 to 1-3/4 (27mm to 45mm). The SG-7.2 features two different cutting slots--standard and carbon cutting blade widths--in a hardened steel body with molded contact points to protect tubes and frames.