Kinesis Dropout 15 to fit the following Kinesis frames:

CX Race Evo.
CX Race 2020.
RTD .
Tripster AT.
Tripster AT+
GX Race.
4S Disc (Thru Axle version).
Aithein Disc (Thru Axle version).

Please Note: For the 4S Disc, Aithein Disc and CX Race with QR mech hangers, you will need Dropout 12.