DX Pro-A Headset

SIZES
• 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