https://granatellimotorsports.com/i-30501081-granatelli-motor-sports2-75aluminum-hose-clamps971275r.html The Granatelli Billet Hose Clamps range from 1.5" to 4.0" in diameter.They offer 5 times the clamping force of a traditional worm gear clamp while providing a sleek cosmetically pleasing design.Great for all applications where good looks and professional function is a MUST.Available in Gold, Red Blue, and Black