The frame needs a 12mm TA with a thread of 1mm (Ridley article code QRET124ZA046)

The uses the SRAM Universal Derailleur Hanger (UDH). This means you will find easily a replacement hanger wherever you are as it is a standardised hanger ...

We use a BB86 press-fit bottom bracket standard on the Fenix SLiC, Fenix Disc, Kanzo Adventure, Kanzo Fast, Grifn, X-Night RS, Falcn (RS), ASTR (RS)

No, the Falcn RS and ASTR RS are only compatible with electronic groupsets of Shimano and Sram.

The offset of the seatpost is 6mm. The aero seatpost is used on the Noah Fast, Noah, Falcn RS, X-Night RS frame platforms.

Yes, there is a zero offset seatpost available.

The integrated seatpost clamp (Ridley article code SPCAER4ZA008) is designed for the aero seatpost of the Falcn RS, X-Night RS and ASTR RS

The tire clearance for the ASTR (RS) is 47mm when using a 2x groupset or 52mm when using a 1x groupset. This is the actual width of the tire on the rim and ...

Frame weight of the ASTR RS is 890gr (+-10%) for an unpainted frame in size M.

The maximum torque to fix the seatpost clamp is 10Nm, like mentionned on the clamp