re: looking for s/h Revelation’s
IIRC they made (w. 20mm Maxle):
2009 Dual-Air, 140mm as new*, over 2kg (pike lowers – IS mount)
2009 Dual-Air U-turn 110-140mm, over 2kg (pike lowers – IS mount)
Both available in 409 (allen key floodgate adj.) or 426 (tool-free F.G. adj.)
2010 Dual-Air, 150mm as new*, ~1750g?** (‘powerbulge’ lowers – post mount)
2010 Dual-Air U-turn 120-150mm, ~1850g** (‘powerbulge’ lowers – post mount)
Both available in SL (allen key FG adj.), Race (tool free FG adj.) or Team (Blackbox Motion Control – dual flow rebound/compression?) plus perhaps an XX and/or World cup*** model? don’t know
2011 Dual-Air, 150mm as new*, (‘powerbulge’ lowers – post mount)
2011 Dual-Position-Air 120 or 150mm, (‘powerbulge’ lowers – post mount)
Both available in RL (allen key FG adj., Dual-flow rebound), RLT (tool free FG adj., Dual-flow rebound), RLT Ti (Blackbox MoCo – dual flow rebound/compression), XX (hydraulic remote lockout lever), World Cup***, XX World Cup***
*internally adjustable lower
**My 2010 Dual-Air U-turns are about 1850g, though on questionable kitchen scales ..
***World Cup/XX World Cup (w.carbon steerer/crown) might only have neen 15mm axle? Not sure