Specialized Derailleur Hanger Rev. 2 Mountain QR kmc we eliminated air-blocking foam “bridges”

we eliminated air-blocking foam “bridges” from the center

One oversized spindle to work across every bottom bracket specification

Simply press and hold the button and you can go from a bright red taillight to a simple white headlight in seconds

and various elements demand optimal performance

The disc brake rotor's reliable anti-loosen plate construction makes for quick and secure installation

Specialized Derailleur Hanger Rev. 2 Mountain QR kmc we eliminated air-blocking foam “bridges”This hanger is compatible with: Model Years Sirrus X 3. 0 20202027 Sirrus X 3. 0 EQ 20222027 Sirrus X 3. 0 Step Through 20252026 Sirrus X 3. 0 Step Through EQ 20222027 Sirrus X 2. 0 20212027 Sirrus X 2. 0 EQ 20252027 Sirrus X 2. 0 Step Through 20222027 Sirrus X 2. 0 Step Through EQ 2025 Sirrus X 1. 0 20252026 Sirrus X 1. 0 Step Through 20252026 Sirrus 3. 0 20212023 Sirrus 3. 0 EQ 20222023 Sirrus 3. 0 Step Through 20212023 Sirrus 3. 0 Step Through EQ