RIDGID R8654B-AC87004 18V OCTANE Brushless Cordless 7-1/4 in. Circular Saw with 18V Lithium-Ion 4.0 Ah Battery | Bigbigmart.com
RIDGID Power Tools- 18V Brushless 7-1/4 in. Rear Handle Circular Saw (R8658) - YouTube
Ridgid R8653 Gen5X Brushless 18V Lithium Ion Cordless 7 1/4 Inch 3,800 RPM Circular Saw with Bevel and Depth Adjustment (Batteries Not Included, Power Tool Only) - Amazon.com
Sold at Auction: Ridgid Circular Saw
DO NOT BUY - RIDGID 15 Amp 7-1/4 Inch Circular Saw - RS32051 - YouTube