Product Description KCNC headset spacers are available in several thicknesses and colours. You're sure to find the right part. Technical Information:Material:Aluminium 6061Diameter:1 1/8"Depth:2 / 3 / 5 / 8 / 10 / 12 / 14 or 20 mmContents:1 x KCNC headset spacer Weight: black | 2 mm: 1.3 g black | 5 mm: 5 g Manufacturer: KCNC International No. 5 Alley 1 Lane 123 Section 6 Mingzhong Rd Taichung Taiwan info@kcnc.com.tw Distributor: COOOLsport HandelsgmbH Feistritz 29 8843 St. Peter am Kammersberg Autriche info@cooolsport.com