Rock Shox Charger RLC Compression Damper Knob Kit Replacement compression knobs for Rock Shox suspension forks. SPECIFICATIONSVariant MFG#Bo XXer C1 RC 35mm Charger2 RC11. 4018. 082. 006Lyrik B1/Pike RCT311. 4015. 547. 090Lyrik Bo XXer 35mm Charger2 RC2 Crown11. 4018. 082. 005Lyrik Select+/Ult D1+ Pike Select+/Ult C1+ Crown11. 4018. 082. 043Motion Control DNA '12-'16 SIDA RL / Rev RL A1-A311. 4015. 547. 020Reba / Bluto MCNA11. 4015. 547. 110Reba RL/Recon Sektor Gold Motion Control RL11. 4015. 461. 010SID A1 RLC Ultimate B4 Crown Adjust11. 4015. 547. 180SID C1 35MM Select Remote Oneloc Twistloc11. 4018. 082. 017SID RLC B1 Ultimate B4 Remote11. 4015. 547. 181Yari Motion Control11. 4015. 547. 160ZEB Select+/Ultimate A2+ Crown Charger 3 RC211. 4018. 082. 037 | Rockshox | Compression Knob Sid A1 Rlc Ultimate B4 Crownadjust