1/4 Inch Stereo Jack to Mono Plug Adapter | ShowMeCables.com
J&D 6.35mm (1/4 inch) TS to 3.5mm (1/8 inch) TRS Cable, Gold-Plated 1/4 inch Male to 3.5mm (1/8 inch) Male Mono Interconnect Heavy Duty Stereo Aux Jack Adapter Cable, 10 Feet - Walmart.com
Y Adapter (White) Essentials Series - 1/8 inch. Stereo TRS to Left/Right 1/4 inch. Mono Connector Plugs, 10-Foot Cable - Willis Music Store
SIEYIO 6ft 6.35mm 1/4" Mono Male to 3.5mm 1/8" TS Mono Male 90 Degree Right Angle Plug Adapter Audio Cable Cord 1.8M - Walmart.com
Sendt 3 Foot 1/8 inch (3.5mm) Male Stereo to Dual 1/4 inch (6.3mm) Male Mono Instrument Cable
Panel Mount 1/8 / 3.5mm Mono Connector : ID 4361 : $0.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Livewire Essential Stereo 3.5mm Female Trs To Mono 1/4" Male Ts Adapter Black : Target
Amazon.com: JOMLEY 1/8 to 1/4 Stereo Cable, 1/8 Inch Stereo to Dual 1/4 Inch Mono Cable, 3.5mm to 1/4 Splitter Cable Mini Jack to Jack Stereo Breakout Cable - 3.3ft : Electronics
Hosa Technology Stereo 3.5mm Female to Dual Mono 3.5mm YMM-492
3.5mm Mini 1/8 inch Stereo Female Jack to Dual 1/4 6.35mm Male Plug Mono TE8 | eBay
Adapter Mono 1/4 Inch Male Plug to 1/8 Inch Jack
Amazon.com: tisino 1/4 Mono to 1/8 Stereo Cable, 3.5mm TRS Stereo to 1/4 inch TS Mono Interconnect Cable (Mono to Stereo Adapter) - 3 feet : Electronics