RockShox CSU (Debonair 29 Boost 42 Offset 15×110 Taper) (No Gradients) (Pike B1-B2) (2018-2019) (Pike Select/Select+/Ultimate B3) (2020)

RockShox Crown/Steerer/Upper Assemblies. Features:

• Tapered steerers (when offered) are designated by 1.5>1-1/8″ spec info
• Replacement CSU (crown/steerer/upper) units and BoXXer crowns
• BoXXer top crown sizing reference (head tube+headset): short (3/4″ drop): under 160mm/tall (2″ drop): 160-190mm