The SLR Boost TM saddle marries modern technology and saddle ergonomics to the popular SLR design.
.The tubular structure in Cromoly and Manganese alloy rails are light and flexible at the same time Boost saddles feature a shorter nose compared to traditional saddles, a modification that improves pedaling ergonomics, rider maneuverability, comfort, and performance ID Match: L1 Manganese, Black, L1 Gender/Age: Unisex Color: Black Width: 145 Rail Material: Manganese Clamp Style: Std Rails Material: Synthetic Length: 248 Saddle Cut Out: No Defined Color: Black Weight: 235 Manganese, Black, S1 Gender/Age: Unisex Color: Black Width: 130 Rail Material: Manganese Clamp Style: Std Rails Material: Synthetic Length: 248 Saddle Cut Out: No Defined Color: Black Weight: 230 It shares the same design and molding as other SLR Boost saddles, but at a fraction of the price, thanks to the utilization of manganese and chromoly TM rails and a Soft-Tek polyurethane cover. Selle Italia SLR Boost TM Saddle The traditional central fill with an indented central channel to allows for pressure-relieving comfort.