FSA DX Pro-A Tapered Headset 1-1/8” / 1.5”

Description • 1-1/8” / 1.5”, 36°/ 45° ACB • For tapered 50mm / 57mm OD head tube • For 1-1/8” to 1.5” tapered fork • Alloy upper cup with forged alloy lower cup • Upper : 36°/ 45° ACB (Blue seal) • Lower : 1.5” angular contact bearing (black seal) • Stack height 16.9+13.4=30.3mm WEIGHT • 128.6 grams