The Panther Products Reusable Tuned Pipe Hose Clamp Set Small 8140 is a high-quality set of hose clamps designed by Prather Products in the United States. Compatible with brands like OS, Rossi, Thunder Tiger, and Super Tigre, these clamps are specifically made for airplanes, helicopters, boats, and other watercraft. Suitable for nitro and glow fuel vehicles, this set is compatible with a variety of scales, including 1:18, 1:16, 1:15, 1:4, 1:14, 1:5, 1:6, 1:12, 1:8, and 1:10. Perfect for RC model vehicle enthusiasts looking to upgrade their engine, exhaust, and fuel systems.