H721a: OEM alloy rear derailleur mech hanger, dropout replacement, replacement hanger Cube #2091, same as Pilo D388

H721a Rear Derailleur Hanger Thru-Axle for bike frames. For use with Shimano Direct mount Rear Derailleurs only. Assembly from inside with 1 screw, threading in hanger.

Warning! Do not confuse with hanger # H730, in which the hole for the nut is conical, small diameter is 14mm.

Compatible with models of following brands (not exhaustive):

• Cube 2020
• 329400 Cube Axial WS GTC Pro lightblue´n´red 2020
• 329500 Cube Axial WS GTC SL carbon´n´hazypurple 2020
• 339010 Cube Nutrail Hybrid 500 iridium´n´red 2020
• 377200 Cube Attain GTC Race carbon´n´flashyellow 2020
• 377300 Cube Attain GTC SL carbon´n´white 2020
• 377310 Cube Attain GTC SL red´n´orange
• Cube 2018
• Cube Reaction Pro/SL/TM
• Cube Reaction C:62/C:62 Race/SL/ONE
• Cube Elite C:62 Race/C:68 SLT
• Cube Nutrail Pro/Race
• Cube Sting WS 140 HPC Race 27.5
• Cube Elly Cruise Hybrid
• Cube Reaction Hybrid SL/SLT
• Cube Elite Hybrid C:62 SL/SLT
• Cube Stereo Hybrid 120 ONE/Pro/Exc/HPC Race/HPC SL/HPC SLT
• Cube Stereo Hybrid 140 Pro/Race/SL/TM 27.5
• Cube Stereo Hybrid 160 Race/SL 27.5
• Cube Access Hybrid SL/SLT
• Cube Sting Hybrid 120 Race ONE 27.5
• Cube Sting Hybrid 120 HPC SL
• Cube Sting Hybrid 140 Race/SL 27.5
• Cube Nutrail Hybrid
• Cube AMS 100 C:68 Race/SL/SLT 29
• Cube Stereo 120
• Cube Stereo 120 Pro/Race/HPC SL/HPC SLT
• Cube Stereo 140 HPC Race/SL 27.5
• Cube Stereo 150 C:62 Race 29
• Cube Stereo 150 C:68 Action Team 29
• Cube Stereo 160 Race/SL 27.5
• Cube Hanzz 190 Race 27.5
• Cube 2017
• Cube GTC ONE
• Cube Stereo Hybrid 120 ONE
• Cube Reaction HPA SL 2x
• Cube Reaction GTC 2x
• Cube Reaction GTC Pro/Race/SL/SLT 2x
• Cube Elite C:62 Pro/SL 29 2x
• Cube Elite C:68 Race 29 2x
• Cube Nutrail
• Cube Nutrail Race
• Cube Access WLS GTC Pro/SL 2x
• Cube Sting WLS 120 Pro 2x
• Cube Sting WLS 140 Race/SL 27.5 2x
• Cube AMS 100 C:68 Race/SL 29
• Cube Stereo 120 HPA Pro/Race/SL
• Cube Stereo 120 HPC Race/SL
• Cube Stereo 140 HPA Pro/Race 27.5
• Cube Stereo 140 C:62 Race 27.5
• Cube Stereo 140 C:62 Race/SL 29
• Cube Stereo 150 HPA SL 27.5+
• Cube Stereo 160 HPA SL 27.5
• Cube Stereo 160 C:62 Race 27.5
• Cube Stereo 160 C:68 Action Team 27.5
• Cube Reaction Hybrid HPA SLT
• Cube Elite Hybrid C:62 Race/SL 29
• Cube SUV Hybrid 45 SL 29
• Cube Access WLS Hybrid SL
• Cube Sting WLS Hybrid 120 SL 27.5
• Cube Sting WLS Hybrid 140 SL 27.5
• Cube Nutrail Hybrid
• Cube Stereo Hybrid 120 HPA Pro/Race
• Cube Stereo Hybrid 140 HPA Pro/Race 27.5
• Cube Stereo Hybrid 160 HPA Race/SL 27.5
• Cube Stereo Hybrid 140 HPA SL 27.5+
• Cube Stereo Hybrid 120 HPA Race/SL 27.5+
• Cube Stereo Hybrid 120 C:62 SL 29
• Cube Agree C:62 Race Disc

• Cube 2016
• Cube Reaction HPA Pro/SL 2x
• Cube Reaction GTC 2x
• Cube Reaction GTC Pro/Race/SL/SLT 2x
• Cube Elite C:62 Pro 29 2x
• Cube Elite C:68 Race/SLT 29 2x
• Cube Access WLS GTC Pro/SL
• Cube Sting WLS 120 Pro/Race
• Cube Sting WLS 140 SL 27.5
• Cube Nutrail
• Cube Nutrail Race
• Cube AMS 100 C:62 Race/SLT 29
• Cube Stereo 120 HPA Pro/Race/SL
• Cube Stereo 120 HPC Race/SL
• Cube Stereo 140 HPA Pro/Race 27.5
• Cube Stereo 140 C:62 Race 27.5
• Cube Stereo 140 C:68 SLT 27.5/29
• Cube Stereo 140 C:62 SL 29
• Cube Stereo 150 HPA SL 27.5+
• Cube Stereo 160 HPA Race/SL 27.5
• Cube Stereo 160 C:62 Race 27.5
• Cube Stereo 160 C:68 Action Team 27.5
• Cube Fritzz 180 HPA Race 27.5
• Cube Reaction Hybrid HPA SL
• Cube Elite Hybrid C:62 Race/Nyon 29
• Cube SUV Hybrid 45 SL 29
• Cube Nutrail Hybrid
• Cube Sting WLS Hybrid 120 SL 27.5
• Cube Stereo Hybrid 120 HPA Pro 29
• Cube Stereo Hybrid 120 HPA Race/Nyon
• Cube Stereo Hybrid 140 HPA 27.5+
• Cube Stereo Hybrid 140 HPA Pro/Race/Race Nyon 27.5
• Cube Stereo Hybrid 160 HPA Race/Nyon 27.5
• Cube 2015
• Cube Reaction GTC Pro 27.5/29
• Cube Reaction GTC Race 29
• Cube Reaction GTC SL 27.5/29
• Cube Reaction GTC SLT 29
• Cube Elite Super HPC Race 29
• Cube Elite C68 Race/SLT 29
• Cube Access WLS GTC Pro/SL 27.5/29
• Cube Sting WLS 120 Pro/Race 27.5/29
• Cube AMS 100 Super HPC Race/SLT 29
• Cube Stereo 140 Super HPC Race/SL 27.5
• Cube Stereo 140 C68 SLT 27.5
• Cube Stereo 120 HPC Pro 29
• Cube Stereo 120 Super HPC Race/SL 29
• Cube Stereo 140 HPC Pro 29
• Cube Stereo 140 Super HPC Race/SLT 29
• Cube Stereo 160 Super HPC
• Cube Stereo 160 Super HPC SL 27.5
• Cube Stereo 160 Super HPC action team 27.5
• Cube Elite Hybrid GTC Race/SL 29
• Cube Elite C68 SLT 29
• Cube 2014
• Cube Elite Super HPC Pro 29
• Cube Elite Super HPC SL 29
• Cube AMS 100 SUPER HPC RACE 29
• Cube AMS 100 SUPER HPC SLT 29
• Cube Stereo 120 HPC Pro 29
• Cube Stereo 120 SUPER HPC SL 29
• Cube Stereo 140 SUPER HPC Race 29 2x10
• Cube Stereo 140 SUPER HPC SL 29
• Cube Stereo 160 SUPER HPC SL 27.5 2x10
• Cube 2013
• Cube AMS 100 29er
• Cube Stereo HPC 140
• Cube Stereo HPC 160
• Cube Elite Super HPC

Number of fasteners: 1
Attaches to frame with (1) M3x12 Flat Head Screw
Mounting on frame:     inner
The hole for the axle nut is cylindrical, diameter is 16 mm
Material:     Cold forged aluminium alloy 6061
Axle diameter:   142x12mm (Through axle)
Color: Black
Derailleur mount type:     Direct mount
NOT compatible with cassettes more than 34TH

Equivalent To:
Cube #2091
Cube ART. 10241
Pilo D388
Derailleur Hanger # 554
Marwi GH-175