1/4"-20 x 3/8” Thumb Screw Stainless Steel Thread Standard Coarse Black Thumb Screws 1”Round Plastic Knob Thumbscrew Pack of (4): Amazon.com: Industrial & Scientific
Plášť Maxxis Torch 20x1.3/8 EXC. SERIES | Ride4Stars
Tubolito 33000093 bmx inner tube 20 x 1 1 8 1 3 8 presta valve 42mm B
Camcar - Button Socket Cap Screw: 1/4-20 x 3/8, Alloy Steel, Black Oxide Coated - 67121566 - MSC Industrial Supply
20 x 1 3/8 CST Inner Tubes | H S White & Son Ltd
20x Rigid Polypropylene Tubing, 3/8" OD x 1/4" ID x 9.625" L, Plastic Tube Pipe | eBay