FSA Headset No.57CF. These bearings have been carefully selected from quality supplier. These are better than other generic bearings you may find, carefully selected, but remain at a competitive price.
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1.1/8"/1.5", 36° × 45° ACB. 121-0045018010 HS ORBIT IS-2/49E/ACB 7.8mm alloy 1-1/8 to 1.5. Stack height 8.3+0.8=9.1mm. Weight: 72.7 grams.
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Upper Bearing – MR136 (32.8 x 41.8 x 6 – 45/45). Lower Bearing – ACB518K (40 x 51.8 x 8 – 36/45).
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FSA No.57-1 Orbit 1.5 ZS Tapered Headset Reducer w/Top Cap. Fits tapered head tube: 50mm OD (upper) / 62mm OD (lower), with 1-1/8" (28.6mm) straight steerer fork. For tapered head tube: 50mm OD (upper) / 62mm OD (lower).
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FSA Orbit Z 1.5R - Headset - Black - 1.5"-1.1/8" - Condition is “Used” Dispatched w/ Royal Mail 2nd Class! FSA Orbit Z 1.5R - Headset - Black - 1.5"-1.1/8" - in good used condition! Bearings are super smooth and headset cups are free from any marks externally! Do have a few marks on the internal side (can’t be seen when fitted) due to previous removal! *Please take the time to zoom in and view the item from all angles! Any questions feel free to ask, and I’d be happy to assist! (Please study the photos shown, No Returns!)
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Note:the price is for 1 pcs bearing only.
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Compatible with 50mm OD head tube and 1.1/8" steerer. Alloy top cap. We are based on the south coast of England and have been trading for over 35 years. Crown race: 160-5476. Top bearing and bottom bearing: 160-6460.
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FSA No.57 Orbit 1.5 ZS Tapered Headset 1-1/8" to 1.5" 17.3mm OD 50mm/62mm w/Top cap. Model : No. 57 Orbit 1.5 ZS. For Tapered 50mm / 62mm OD head tube. Headset Cover : 17.3mm. Average Weight : 116g (not included top cap & starnut).
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