Park Tool Headtube Ream & Facing 33.9MM HTR-1B Size:NONE - Fits Atom

- Fits Atom

- Free from ammonia

- Adjustable cup-and-cone bottom brackets

the PRS-7 is capable of supporting the heaviest bicycles including e-bikes

- Replaceable brush set (part # RBS-25)

Park Tool Headtube Ream & Facing 33.9MM HTR-1B Size:NONE - Fits AtomIncludes: 33. 9 mm reamer (part #754. 2) for 1 1 8" headset standard, 45 mm facer (part #690), 29. 8 mm pilot (part #762), 30. 0 mm pilot (part #763), 33. 8 mm pilot (part #765), 36. 8 mm pilot (part #766) SHIS terminology: The stock HTR 1B will face EC29, EC30, EC34 and EC37 frames. It will ream EC34 frames. Accessories will allow service in other standards. Also available with a reamer for the 1" standard (HTR 1) or as a standalone handle set with