The Park Tool SG-7 Oversized Adjustable Saw Guide offers a wide range of adjustability for clean and straight cuts on fork steerer tubes and seatposts including integrated and airfoil shaped designs. Accommodates round tubes from 1-14 32mm to 1-12 in diameter 45mm and airfoil shapes up 3.5 89mm. Tough hardened steel body with vice tab and finish-friendly contact pads