Jammed / bad shifting Shimano Ultegra ST-6700 10 speed shifter. Full rebuild. - YouTube
Shimano Ultegra ST-6700 STI Shifters - Bike
SHIMANO ULTEGRA 6700 ST-6700 10 speed RIGHT SHIFTER STI LEVER (B376) | eBay
Hi! I have these Ultegra 6700 shifters and a Deore 9 speed rear derailleur. They work fine, but they "lose adjustment" pretty easily. I'm thinking about upgrade into this Shimano GRX RD-RX400 (