The TNT Oversized Seat Clamp at J&R Bicycles is a great budget-friendly option whether you prefer the retro old school style or newer modern designs. The sturdy double-bolt design easily secures to frames with a 28.6mm seat post using an adaptor and fits 31.8mm without an adaptor. Thanks to this solid grip you won't need to worry about seat slippage, and they are available in a variety of color options so you can pick your favorite.
