Upgrades 2021-2024 SID and SID SL forks (C1-E1 Generations) Enables the Flight Attendant system to seamlessly adapt to hardtail bikes Features an automatic three position compression adjustment (Open/Pedal/Lock positions) with independent adjustable Rebound Requires an AXS pedal sensor or SRAM power meter (not included) Includes AXS Battery and USB-C AXS Charger TECH SPECS table{border-collapse:collapse;width:100%;} td{text-align:left;padding:8px;font-weight:350;} tr:nth-child(even){background-color:#f2f2f2} th{background-color:#eb212e;color:white;text-align:left;padding:8px;} .desc .specs-heading{font-size:24px;font-weight:600;padding-top:35px;border-top:3px solid #f0f0f0;display:inline-block;border-bottom:4px solid #eb212e;width:142px;margin:0;} Year 2021-2024 Model SID SL (32mm) Charger RaceDay2 Damper A2 Description Flight Attendant Upgrade Kit