• New, rare, unused Suntour Radius Index Down Tube Shifters. SL-RA00-B. No cables and housing. Switches between friction, 6-speed and 7-speed Accushift Plus shifting.
• Clamps on your 28.6mm down tube bosses. 
• Made in Japan quality from 1990 to 1992.
• SL510.
• 81 grams.
• FREE shipping in the USA.