5761074d_ot_Miter_Saw_Stop___OpenBuilds__Comments
[Qty] 1 [Part Name] Vertical Quick-Release Toggle Clamp [Part Link] http://www.amazon.com/POWERTEC-20303-Vertical-Quick-Release-... Link [Comments] 
Used as the cart stop (many styles will work)
V-Slot Miter Saw Stop | OpenBuilds
Comments