Shimano Ultegra Di2 RD Modification

I customer who just had knee surgery asked if I could modify his Shimano Ultegra Di2 (6770) rear derailleur so he could have more gear and go up to a 32 tooth rear cassette. I replaced the standard SS cage with a new mechanical Ultegra GS cage. In addition to this change, a longer B-screw [...]

Pacenti SL23 Powertap Wheel Build

Pacenti SL23 rims with a Powertap G3 rear hub and a matching Powertap front hub. Front wheel was a 20 spoke radial build and the rear was a 24 spoke 2x build. Both the front and rear were built with black Sapim CX-Ray spokes and Sapim brass nipples. The client is going to be setting [...]