Park Tool BBT-49.3 Bottom Bracket Tool - 16 Notch CheckoutSpec=XL/2X Provides a stable worry-free ride

Provides a stable worry-free ride with any rear wheel-mounted trainer

0 ISO 507 ID Width 23 Width OD 28 Profile 14

Soft stroke-specific bottom-out bumper accommodates the range of stroke lengths allowing for full travel

Featuring the new DebonAir+ air spring with new air can options a wider range of Rebound adjustment more tuning capabilities than ever before and increased bushing overlap for improved small bump performance and grip

Park Tool BBT-49.3 Bottom Bracket Tool - 16 Notch CheckoutSpec=XL/2X Provides a stable worry-free ridePark Tool bottom bracket tools for installation and removal of 16 notch bottom brackets. Model BB Cup Tool BBT 49. 3 Description Bottom Bracket Socket Color Black