Sleek looking threadless external cup headset. Made in Japan
– Tange-Seiki Sealed Cartridge Bearings
– Precision CNC-machined 6061 Aluminum Cups
– O-ring seal
– Stainless Steel Race
– 28.5mm stack height
– 1" = ISO standard, crown race 26.4
– 1 1/8" = ISO standard, crown race 30.0
– Active colors: Black, silver, and mirror finish zinc plating (Other colors are discontinued)
– 110 grams, 1″ & 1-1/8″