SDG Bel-Air RL Saddle CrMo Rail - Black ModelNumber=K4307 and this is the second

and this is the second fluor-free MWC

Its Sacred Geometry hollow bead wall and Bead Bite tubeless interface improve lateral stiffness impact resistance and air retention—even under low pressure

Extra durable cold forged brass

A wider bead wall effectively reduces pinch flats and increases impact resistance

Hayes Pro bleed kits include dual syringes and high quality fittings for precise repeatable bleeds

SDG Bel-Air RL Saddle CrMo Rail - Black ModelNumber=K4307 and this is the secondComfort, pressure relief groove on top Synthetic top with Kevlar sides, or microfiber with Cordura sides, generous foam padding Traditional railed saddle with nylon carbon base. Nose and tail guards Model Bel Air RL Rails CrMo Top Synthetic Color Black LxW (mm) 270x140 Weight 320g