Orbit IS Carbon 138 Headset
• 8.7/9.7mm CF IS-2C-138
SIZES
• 1-1/8” / 1-3/8” , 36°/ 45° ACB
• For tapered 45mm / 52mm OD head tube
• For 1-1/8” to 1-3/8” tapered fork
• Carbon fiber top cover
• Angular Contact Bearing (black seal)
• Stack Height 16.1mm
WEIGHT
• 65.4 grams
SIZES
• 1-1/8” / 1-3/8” , 36°/ 45° ACB
• For tapered 45mm / 52mm OD head tube
• For 1-1/8” to 1-3/8” tapered fork
• Carbon fiber top cover
• Angular Contact Bearing (black seal)
• Stack Height 16.1mm
WEIGHT
• 65.4 grams
Product Information
Product Information
Shipping & Returns
Shipping & Returns

Orbit IS Carbon 138 Headset
Orbit IS Carbon 138 Headset
• 8.7/9.7mm CF IS-2C-138
SIZES
• 1-1/8” / 1-3/8” , 36°/ 45° ACB
• For tapered 45mm / 52mm OD head tube
• For 1-1/8” to 1-3/8” tapered fork
• Carbon fiber top cover
• Angular Contact Bearing (black seal)
• Stack Height 16.1mm
WEIGHT
• 65.4 grams
SIZES
• 1-1/8” / 1-3/8” , 36°/ 45° ACB
• For tapered 45mm / 52mm OD head tube
• For 1-1/8” to 1-3/8” tapered fork
• Carbon fiber top cover
• Angular Contact Bearing (black seal)
• Stack Height 16.1mm
WEIGHT
• 65.4 grams
$31.50
Original: $90.00
-65%Orbit IS Carbon 138 Headset—
$90.00
$31.50Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
• 8.7/9.7mm CF IS-2C-138
SIZES
• 1-1/8” / 1-3/8” , 36°/ 45° ACB
• For tapered 45mm / 52mm OD head tube
• For 1-1/8” to 1-3/8” tapered fork
• Carbon fiber top cover
• Angular Contact Bearing (black seal)
• Stack Height 16.1mm
WEIGHT
• 65.4 grams
SIZES
• 1-1/8” / 1-3/8” , 36°/ 45° ACB
• For tapered 45mm / 52mm OD head tube
• For 1-1/8” to 1-3/8” tapered fork
• Carbon fiber top cover
• Angular Contact Bearing (black seal)
• Stack Height 16.1mm
WEIGHT
• 65.4 grams













