Product Description The Precision Headset Spacer Kit by Wolf Tooth Components consists of four spacers - one each with a 3 mm, 5 mm, 10 mm and 15 mm height. Specifications: Compatibility: 1 1/8" Sizes: 3 mm, 5 mm, 10 mm, 15 mm Technical Information: Material: aluminium (6061-T6) Features: for straight 1 1/8" steerer tubes or 1 1/8" - 1.5" tapered steerer tubes with engraved size indication precision-machined and anodised set with four different spacers Made in the USA Colour Index: nickel: shiny silver Manufacturer Numbers: black: SPACERBLKKIT1 silver: SPACERSILKIT1 red: SPACERREDKIT1 blue: SPACERBLUKIT1 green: SPACERGRNKIT1 nickel: SPACERNIKIT1 orange: SPACERORGKIT1 purple: SPACERPRPKIT1 gold: SPACERGLDKIT1 Contents: 1 x Wolf Tooth Components 3 mm precision headset spacer 1 x Wolf Tooth Components 5 mm precision headset spacer 1 x Wolf Tooth Components 10 mm precision headset spacer 1 x Wolf Tooth Components 15 mm precision headset spacer Weight: black: 17 g (2 g + 3 g + 5 g + 7 g) Manufacturer: Wolf Tooth Components 6400 W 105th St Bloomington MN 55438 USA info@wolftoothcomponents.com Distributor: Cosmic Sports GmbH Leyher Straße 47 90763 Fürth Germany info@cosmicsports.de