Breeze™ 1/2" 1-Ear Pinch Clamp - 20 Pack at Menards®
Oetiker 16702488 Stainless Steel Hose Clamp, One Ear, 5 mm Band Width, 1/4" Hose ID, 5.3 mm - 6.5 mm Hose OD Range (Pack of 100): Single Ear Clamps: Amazon.com: Industrial & Scientific
50Pcs/Lot 304 Stainless Steel 6.5mm-21.0mm Single Ear Hose Clamps SS304 Mini Clips One Ear Stepless Pipe Clamp - AliExpress
How to remove and install Oetiker ear-style crimp pinch cinch clamps - YouTube