Southwire SIMpull 6-AWG Stranded Black Copper Thhn Wire (By-the-foot) in the TFFN & THHN Wire department at Lowes.com
22 AWG Stranded Wire Silicone Tinned Copper Wire Spool 25ft Each 6 Colors Flexible 22 Gauge Hook up Electrical Wire Kit from Fermerry 6 colors each 25ft 22AWG-Silicone Stranded Wire - Walmart.com
150' EA THHN THWN 6 AWG GAUGE BLACK WHITE RED GREEN STRANDED COPPER WIRE | eBay
6 Gauge Wire,iGreely 10Ft Black & 10Ft Red 6 AWG Tinned Copper Electrical Wire Cable,2 Single Conductor Insulated Stranded Wire for Solar Panel Car Automotive Marine Speaker,Low Voltage Wire for Light: Amazon.com: