Drain saddle adaptor OD tube - OD tube 1/4" x 50mm.
Drain Saddle Valve – LivePristine
LLSH Clamp Saddle Drain Valve Quick Connect Drain Saddle Valve A complete range of clamp saddles for PE and PVC pipes (50mm*1/2) : Amazon.co.uk: DIY & Tools
1 Pc Under Sink Pipe Clamp Plastic Drain Saddle Clamp Plastic Water Filters Clip | eBay
Drain Saddle for Reverse Osmosis System
LLSH Clamp Saddle Drain Valve Quick Connect Drain Saddle Valve A complete range of clamp saddles for PE and PVC pipes (50mm*1/2) : Amazon.co.uk: DIY & Tools
LLSH Clamp Saddle Drain Valve Quick Connect Drain Saddle Valve A complete range of clamp saddles for PE and PVC pipes (50mm*1/2) : Amazon.co.uk: DIY & Tools
APEC Drain Saddle Valve 3/8" for Under-sink Reverse Osmosis System (SADDLE- DRAIN-3-8) - Walmart.com
Drain saddle can not fit for under cabinet RO | Terry Love Plumbing Advice & Remodel DIY & Professional Forum