Top Selling 110 EC34 Headset Bottom

– Bottom Type: EC – External Cup
– Bottom Head Tube Inside Dia.: 33.95mm
– Crown Race Seat Dia.: 30.015mm
– Crown Race Type: Aluminum, Dual-Seal
– Bottom Stack Height: 12mm
– Bottom Bearing Type: Top-quality, sealed stainless steel bearings
– Material: 7075 aluminum
– Weight: 42.20g

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