Specialized Range Extender O-Ring Seal Description: Replacement O-Ring Rubber Seal for the Range Extender cable used on specific Specialized SL E-Bike frames. Compatibility: 2021 Creo SL Comp Carbon 2021 Creo SL Comp Carbon EVO 2021 Creo SL E5 Comp 2021 Creo SL Expert Carbon 2021 Creo SL Expert Carbon EVO 2021 Creo SL S-Works Carbon 2021 Creo SL S-Works Carbon EVO 2021 Levo SL Comp 2021 Levo SL Comp Carbon 2021 Levo SL Expert Carbon 2021 Levo SL S-Works Carbon 2021 Levo SL S-Works Carbon Frameset 2021 Range Extender Battery for SL System 2021 Range Extender Cable 160mm 2021 Range Extender Cable 220mm 2021 Range Extender Cable 285mm 2021 Vado SL 4.0 2021 Vado SL 4.0 EQ 2021 Vado SL 5.0 2021 Vado SL 5.0 EQ 2020 Vado SL Comp Carbon 2020 Creo SL Comp Carbon EVO 2020 Creo SL E5 Comp 2020 Creo SL Expert Carbon 2020 Creo SL Expert Carbon EVO 2020 Creo SL S-Works Carbon 2020 Creo SL S-Works Carbon Founders Addition 2020 Levo SL Comp 2020 Levo SL Comp Carbon 2020 Levo SL Expert Carbon 2020 Levo SL S-Works Carbon 2020 Levo SL S-Works Carbon Founders Addition 2020 Range Extender Battery for SL System 2020 Range Extender Cable 160mm Mountain 2020 Range Extender Cable 220mm Road 2020 SL Y-Charger Cable