FSA No.57 Orbit Sealed Bearing 1.5 ZS 1-1/8"-1.5" tapered Headset

Headset parts : 

name product : NO.57 – ORBIT 1.5ZS 

manufacturer : FSA 

type : SEMI-INTERGRATED 

angle : 36° x 45 ° 

bearing diameter : 1' 1/8 : 28, 6/44 mm – 1' 1/2 : 39, 8/55, 95 mm 

Stack height : 19, 8 mm 

steerer diameter : 1' 1/8 – 1' 1/2 

Wight:112g

Without Top Cap