Sunlite SL-55 BB ENG Bottom Bracket 73mm SQR JIS CheckoutTitle=Wheels Manufacturing Front Cones (Left/Right) The Lumina Pro 1550 features

The Lumina Pro 1550 features NiteRider’s NiteLink Wireless Technology riders can now pair and power ON / OFF taillights (Omega 330 EVO sold separately) with the same compatible technology with NiteRider’s NiteLink Wireless Remote Control (sold separately)

and on slick roads

Contact-free seals and high precision build guarantee smooth bearings Front Axle 15mm Thru x 110mm Color Black Bearing Type Sealed Cartridge Defined Color Black Spoke Interface J-Bend Hub Drilling 32 Hub/Brake Compatibility Center-Lock Disc

Built from forged machined steel with vinyl-dipped handles

Converts a cassette hub to single speed

Sunlite SL-55 BB ENG Bottom Bracket 73mm SQR JIS CheckoutTitle=Wheels Manufacturing Front Cones (Left/Right) The Lumina Pro 1550 featuresAlloy shell. Alloy cups. Chromoly spindle. Sealed bearings TECH SPECS Width 73mm BB Interface ENG Spindle Type SQR JIS Length 127mm Cup Material Alloy Weight 290 300g Cup Type Cup OD Bearing OD Color