SRAM Al FD Clamp Adaptor
If you've just bought a new frameset that takes a clamp-on front derailleur, but the beloved component kit that you plan to install includes a braze-on front derailleur, fear not. The SRAM Braze-On Front Derailleur Clamp is a simple and elegant solution. Simply install your braze-on changer into the adapter clamp as you would into a tab on a frame then clamp the whole assembly onto the seat tube, adjust the height and alignment, and go ride.The SRAM Braze-On Front Derailleur Clamp is available in two clamp diameters to fit 31. 8mm and 34. 9mm seat tubes.