The Fit T/A is the newest street tire it the Fit stable. The gum rubber is a little stickier than the black but the black lasts a little longer. Both work really well and look sick! These were a big hit at Interbike this year. Dan Conway's been riding these tires for a long time and loves them! Thicker 2.5mm smooth tread, shoulder knobs, and sidewall Available in Black, Gum/ Blackwall and Gum SPECS > Max Pressure 110psi Width 2.3" or 2.4" Weight 29 oz (2.4"