We may get paid by partner for deals, including promoted items

Menu

Trending
Top Brands Palmetto State ArmoryHot Yeti CoolerDeal Midway USA Sitka 5.11Sale Winter Clearance Amazon Pickleball Sale Amazon FitnessHot Socks
Theory Standard Threadless Headset (Black) (1-1/8")

Product Description

Theory Standard Threadless Headset (Black) (1-1/8")

Theory Standard Threadless Headset (Black) (1-1/8")

at Dan's Comp
$21.99
Amazon logo Check Price on Amazon eBay logo Check Price on eBay
    Last Updated:
    Jan 04, 2026 05:25 PM
    Sold Out
    Theory 410 Chain (Black) (1/8") Theory 410 Chain (Black) (1/8") More Info...
    $7.99
    Dan's Comp
    💬 1
    Last Updated:
    Jan 04, 2026 05:25 PM
    Theory 410 Chain (Gold) (1/8") Theory 410 Chain (Gold) (1/8") More Info...
    $7.99
    Dan's Comp
    💬 2
    Last Updated:
    Jan 04, 2026 05:25 PM
    Theory Rim Strips (Pair) (Black) (30mm Wide) (20") Theory Rim Strips (Pair) (Black) (30mm Wide) (20") More Info...
    $5.99
    Dan's Comp
    💬 3
    Last Updated:
    Jan 04, 2026 05:25 PM
    Theory Headset Spacer Kit (Black) (1-1/8") Theory Headset Spacer Kit (Black) (1-1/8") More Info...
    $4.49
    Dan's Comp
    💬 4
    Last Updated:
    Jan 04, 2026 05:25 PM
    Theory Fork Top Cap Bolt (Black) (24 x 1.5mm) Theory Fork Top Cap Bolt (Black) (24 x 1.5mm) More Info...
    $10.99
    Dan's Comp
    💬 5
    Last Updated:
    Jan 04, 2026 05:25 PM
    Theory Peg Tape (Clear/Theory Logo) (4.5 x 4.5") Theory Peg Tape (Clear/Theory Logo) (4.5 x 4.5") More Info...
    $9.99
    Dan's Comp
    💬 6
    Last Updated:
    Jan 04, 2026 05:25 PM
    Theory Peg Tape (Bombsquad) (4.5 x 4.5") Theory Peg Tape (Bombsquad) (4.5 x 4.5") More Info...
    $9.99
    Dan's Comp
    💬 7
    Last Updated:
    Jan 04, 2026 05:25 PM
    Theory Peg Tape (Black) (4.5 x 4.5") Theory Peg Tape (Black) (4.5 x 4.5") More Info...
    $9.99
    Dan's Comp
    💬 8
    Last Updated:
    Jan 04, 2026 05:25 PM
    Theory Data Grips (Flanged) (Black) Theory Data Grips (Flanged) (Black) More Info...
    $7.99
    Dan's Comp
    💬 9
    Last Updated:
    Jan 04, 2026 05:25 PM
    Theory Data Grips (Flangeless) (Black) Theory Data Grips (Flangeless) (Black) More Info...
    $7.99
    Dan's Comp
    💬 10
    Last Updated:
    Jan 04, 2026 05:25 PM
    Sold Out
    Theory Quickie Quick Release Seat Clamp (Black) (28.6mm) Theory Quickie Quick Release Seat Clamp (Black) (28.6mm) More Info...
    $11.99
    Dan's Comp
    💬 11
    Last Updated:
    Jan 04, 2026 05:25 PM
    Theory Trusty Single Bolt Seat Clamp (Black) (28.6mm) Theory Trusty Single Bolt Seat Clamp (Black) (28.6mm) More Info...
    $10.99
    Dan's Comp
    💬 12
    Last Updated:
    Jan 04, 2026 05:25 PM
    Theory Alloy Axle Nuts (Black) (14 x 1mm) Theory Alloy Axle Nuts (Black) (14 x 1mm) More Info...
    $13.99
    Dan's Comp
    💬 13
    Last Updated:
    Jan 04, 2026 05:25 PM
    Theory Outside PC Pedals (Black) Theory Outside PC Pedals (Black) More Info...
    $12.99
    Dan's Comp
    💬 14
    Last Updated:
    Jan 04, 2026 05:25 PM
    Theory Mid Bottom Bracket Replacement Bearings (Pair) (19mm) Theory Mid Bottom Bracket Replacement Bearings (Pair) (19mm) More Info...
    $12.00
    Dan's Comp
    💬 15
    Last Updated:
    Jan 04, 2026 05:25 PM
    Sold Out
    Theory Mid Bottom Bracket Kit (Blue) (19mm) Theory Mid Bottom Bracket Kit (Blue) (19mm) More Info...
    $25.99
    Dan's Comp
    💬 16
    Last Updated:
    Jan 04, 2026 05:25 PM
    Theory Conversion Headset (Black) (1-1/8") Theory Conversion Headset (Black) (1-1/8") More Info...
    $24.99
    Dan's Comp
    💬 17
    Last Updated:
    Jan 04, 2026 05:25 PM
    Theory Downtown Railed Seat Post (Black) (27.2mm) (350mm) Theory Downtown Railed Seat Post (Black) (27.2mm) (350mm) More Info...
    $24.99
    Dan's Comp
    💬 18
    Last Updated:
    Jan 04, 2026 05:25 PM
    Theory Verify Sprocket (Black) (25T) Theory Verify Sprocket (Black) (25T) More Info...
    $19.99
    Dan's Comp
    💬 19
    An unhandled error has occurred. Reload 🗙