Uxcell 5-100pcs Pvc Water Supply Pipe Clamp Clips Fittings Inner Dia 20mm 25mm 32mm 40mm 50mm Accessory Parts - Clamps - AliExpress
YouU PVC Water Supply Pipe Clamp Clips Fittings 32mm 25mm 20mm Inner Dia (50 pcs) - - Amazon.com
10pcs/lot ID 20~50mm PVC Pipe Clamp Garden Water Connectors Irrigation Fittings Steady Fixed U type Water Pipe Clip Clamp Strap|Garden Water Connectors| - AliExpress
PVC U-Clips - Lee Valley Tools
CANTEX 3/4-in Schedule 40 Schedule 80 Plastic Two-hole Clamp Conduit Fittings in the Conduit Fittings department at Lowes.com
White Pvc Pipe Clamp 20/25/32/40mm Plastic Pipe Clip Tube Holder O- & Hook- Type | eBay