FSA HAMMER THREADLESS HEADSET 1-1/8" STEERER

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FSA HAMMER THREADLESS HEADSET 1-1/8" STEERER External Cup Headset for 1-1/8″ Steerer/ Alloy Top Cover FEATURES —1-1/8" steerer — 12mm "Deep Cup" design — Nylon top cover & plastic seal — Forged and CNC machined steel cups — Upper: Φ5/32" x 20 retainer bearings — Lower: Oversized Φ3/16" x 20B retainer bearings SPECS — Stack Height 12.8+11.9=24.7mm — Weight: 149g Show more