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6PCS ACB495H6.5 40.5X49.5X6.5 mm Bicycle Headset Bearing 45/45 Degree Chrome Steel Tapered Upper Lower Tapered Parts Repair
6PCS ACB495H6.5 40.5X49.5X6.5 mm Bicycle Headset Bearing 45/45 Degree Chrome Steel Tapered Upper Lower Tapered Parts Repair
Regular price
$28.93 USD
Regular price
$0.00 USD
Sale price
$28.93 USD
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Specifications:
Item: ACB495H6.5 45/45
Structure: Deep Groove
Material: Bearing Steel
Bore Dia (d): 40.5mm
Outer Dia (D): 49.5 mm
Width (B): 6.5 mm
Closures: Rubber Seal
Lubrication: Grease
Magnetic: little
Hardness: 58HRC
Corrosion Resistance: General
Clearance: C0
Grades: ABEC-7
Features:
Features:
Forged to dominate the exacting physics of modern bicycle steering kinematics, this tapered headset bearing secures absolute directional command and enduring geometric truth. Provided as a full upper/lower renewal assembly, it’s the indispensable resource for cyclists and technicians insisting on telepathic steering precision, unyielding structural integrity, and the instant recovery of silent, unshakable handling.
✅ Precision-Tuned for Instinctive Rider Connection
The tapered raceway geometry expertly balances multidirectional forces from aggressive cornering and road shocks. This calibrated taper ensures fork movement perfectly mirrors handlebar inputs, converting steering actions into immediate, intuitive directional control with zero vagueness.
✅ Definitive Alignment Through Hardened Steel
Forged from vacuum-melted chrome steel alloy, this component withstands permanent indentation under extreme loads. It sustains critical preload settings and sub-millimeter tolerances, creating an unyielding connection that locks frame and fork into designed steering behavior for thousands of miles.
✅ Total Environmental Barrier for Seasonal Reliability
Engineered contact seals establish an absolute defense against moisture, dust, and corrosive elements. This protection maintains lubricant integrity and raceway perfection, guaranteeing frictionless rotation and trouble-free performance through all weather extremes.
✅ Comprehensive Renewal System for Perfect Balance
Designed as a total restoration solution, this kit contains every upper and lower component—pre-greased and dimensionally certified. Its exact-match parts enable a rapid, error-proof rebuild, restoring factory-new steering fluidity and perfect neutral balance with guaranteed fitment.
This restoration philosophy embodies a commitment to steering purity and lifelong reliability. It annihilates wear-induced sloppiness, creating a front end that reacts with microscopic precision, survives brutal conditions, and delivers consistently stable, connected, and silent control at every hand movement.
