Quick view Box of 10 blades for Frontier OS-23 Sawmill This is for a box of 10 blades. For information about the different blade types go up to the main menu and click on the 'About Blades' link. These blades are 129" long x 1-1/4" wide and fit the following models: Frontier OS-23 $244.86 - $278.43 MSRP: Choose Options