17-19mm T-Bolt Clamp 304 Stainless Steel Pipe Clamp Heavy Duty Hose Clamp (Pack of 6): Amazon.com: Industrial & Scientific
6 Pack 3/4 inch Adjustable Pipe Bracket Clamp, Stainless Steel Wall Ceiling Mount Pipe Support Pipe Hanger Clamp, Split Ring Hanger ID 15mm-19mm - Amazon.com
Stauff Clamps for 3/4" OD Tubing C4 Standard, 19mm, Carbon Steel, PP 123NW | eBay
NEW Irwin record 3/4" 19mm Deep Throat Pipe Clamp Heavy Duty SEALED | eBay
Amazon.com: NOVSINO Stainless Steel Heavy Duty Flat Band Pipe Hose Clamp with Rubber Cushion, Multipurpose Rigid Handless Split Ring Clamp Bracket ID 19mm, Pack of 4 : Everything Else
1PCS 19mm-108mm Tube O/D Stainless Steel Pipe Clamp Clip Support Bracket With Base Plate
Pipe clamp, 15 to 19mm, 1.4404, without an insert (RS19ES) - Landefeld - Pneumatics - Hydraulics - Industrial Supplies