Parts & Accessories

Keep your favorite lights running with Serfas' Bat-1 Replacement battery. Thanks to its 3300mAh capacity, you'll have plenty of power for all your night activities.

Want to run your Flux headlight on the latest trail bikes? You're going to need this mount for your 35mm cockpit. - Quick-release extruded aluminum handlebar clamp. - Clamp fits 35.0mm handelbars.

Looking to take your second-generation Flux headlight off-road? You're going to need a helmet mount. - Breakaway design prevents snagging on overhead objects - Hook-and-loop strap can be reoriented 90 degrees to give additional mounting options - Fore/aft adjustability for optimal placement regardless of helmet vents - Action camera style hinge works with third-party mounts

Increase your line of sight with the NiteRider Lumina Helmet Mount. By mounting your head light onto your helmet, it’ll allow you to see farther into your turn or wherever your head turns. System Compatibility: - Lumina Series - MiNewt Mini Series - Mako Series

Increase your visibility by using the Stix Arm/Leg Band mount to attach your Specialized Stix light to arms and legs. - Includes rigid mount and fabric band for comfortable and secure hold. - Wraps around ankle to keep pant legs away from chainrings. - Increases visibility and versatility of Stix lights, both on an off the bike.

Replacement Part – Aero Tail Light Bracket - Works For Both Headlight & Tail Lights - Great For Helmet Application - 3 Strap Sizes Allows Fitting From 20mm To Over 100mm - Adjusts To Fit Aero & Round Seat Posts & Handlebars Compatible With: TST-70 TST-100 TST-150 TBT-50R TBT-120F

Mounts a Specialized Stix light to a CPSC, DIN standard reflector/rack bracket or the Specialized Pizza Rack. - Vertical CPSC hole pattern. - This mount can attach to the Horizontal Din hole pattern. - Specialized single hole pattern for the Pizza Rack. - Mounts Stix light horizontally. - Includes all mounting hardware.

Multi-use LED safety band By day, it’s a mild-mannered pant strap but when the sun goes down it transforms into the BRT Strap! The BRT stands for BRIGHT and our little LED safety band can be used as a pant strap, arm band or dog collar. Strap it to anything and you’ll be sure to get noticed whether you’re on your bike, out for a jog or taking Rover for an evening stroll.

Replacement Part – Oversized Handlebar Bracket (35mm) - Reinforced internals take more abuse - Fits oversized 35mm mtb bars - No tools needed - Included with USL-1100 & USL-1500 - Weight: 40 grams - Works for all Serfas headlights except for: SL-200, SL-30WP, & SL-40WP