Going 1x on old Bridgestone RB-3? Currently set up with a Sram 10speed cassette, and chainrings up front. I'm really digging the “vintage” bike to gravel/cross type bike conversion and I'm curious
RB Bandit 675 - Tomáš Jindřich's Bike Check - Vital MTB
AMAZING Unused 1989 Bridgestone RB-1 Synergy Vintage Race bike Made In Japan | eBay
BRIDGESTONE RB-1 Synergy road bike japan racing | eBay
1992 Bridgestone RB-1 Bike - Yellow /White | eBay
Zach's Bridgestone RB-T Project Bike. You can build yours, too! — Boise Bicycle Project