Hammer Threadless Headset

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SIZES• 1-1/8”, for heavy duty retainer bearings• 1-1/8” steerer• 12mm “deep cup”• Nylon top cover & plastic seal• Forged and CNC machined steel cups• Upper : Ø5/32” x 20 retainer b earings• Lower : Oversized Ø3/16” x 20B retainer bearings• Stack height 12.8+11.9=24.7mmWEIGHT• 149 grams Show more