Guess RB1 frame and forks Home › Forum › Classifieds – For Sale › Guess RB1 frame and forks Viewing 1 post (of 1 total) Guess RB1 frame and forks KevinPPMember Used 54cm Guess aero frame with Guess carbon fork (and headset) Black with white decals. In good condition, one or two small rub marks but nothing serious. Would make excellent commuter bike, winter road bike or cheap TT bike. £90 posted. Pics to follow. Posted 4 years ago Viewing 1 post (of 1 total) The topic ‘Guess RB1 frame and forks’ is closed to new replies.