M:Part Splined Alloy Headset Spacers Black, 1-1/8 Inch

• Machined aluminium headset spacers
• Super lightweight, 40% lighter than standard alloy spacers
• Splined internal construction gives additional rigidity and strength
• Another way to save a few grams!
• Available in either 5mm, 10mm, or 15 mm
• Price is per item