RYOBI ONE+ 18V 12 in. Cordless Battery 3-in-1 Mower, String Trimmer, and Edger (Tool Only) - Yahoo Shopping
18V ONE+™ 12" String Trimmer/Edger WITH 2.6AH... - RYOBI Tools
Ryobi Expand-It 18-Volt Lithium-Ion Cordless String Trimmer Power Head (Attachment Capable, Attachments, Battery and Charger NOT Included) - Walmart.com
18V ONE+ String Trimmer Kit - RYOBI Tools
Amazon.com : Ryobi RY40201A 40v String Trimmer/ Edger (Bare Tool) Battery and Charger NOT included) : Patio, Lawn & Garden
RYOBI ONE+ 18V 10 in. Cordless Battery String Trimmer and Edger with 1.5 Ah Battery and Charger P2030 - The Home Depot