Makita 6-1/2" Plunge Circular Saw, with Stackable Tool Case with bonus 55" Guide Rail, Premium Guide Rail Bag for 55" & Clamps SP6000J85E07023 - The Home Depot
Makita 18V X2 LXT Lithium-Ion (36V) 7-1/4 in. Brushless Cordless Circular Saw Guide Rail Compatible Base (Tool-Only) XSH08Z - The Home Depot