Parts & Accessories

Brighten up your style, increase your visibility, and make those nighttime rides more fun with the Serfas SPK Spoke Lights! Available in FIVE fun LED light colors: White, Red, Green, Multicolored, and Blue. The SPK Spoke Light is quick and easy to mount and sure to stay safely secured while traveling across any terrain, and with built-in water resistance the SPK ensures a splash or two won't send you home in the dark. Add one, or even twenty, to your bike today and be the coolest cat on the block! - Water Resistant - Fast & Easy Installation / Removal - Solid Modes: Up To 30 Hours - Flash Modes: Fast – Up To 35 Hours / Slow – Up to 55 Hours - Weight: 20 Grams - Size: 12.8cm x 4.4cm - Battery: 1 x Lithium CR2032

Easily mount the Specialized Stix to your helmet with this Stix Helmet Strap mount that attaches securely through your helmet's vents. - Allows Stix light to be mounted horizontally or vertically. - Includes hook-and-loop strap to securely mount to helmet through vents.

Replacement lens for Flux Expert Headlight. - Includes clear lens and gasket.

Optimize your comfort and riding position on the Turbo Vado with this sleek stem. It's made from lightweight and durable 6061 aluminum, and it features both an integrated display and light mount. This way, you're able to dial in your fit without losing any of the readily accessible functionality or illumination that you love from the Vado.

Replacement battery for 2019 True Series MTB & Road headlights. Plastic storage case included.

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.

Do you have more than one bike? Get the most out of your Flux 900 headlight by getting an additional handlebar mount for easy switching between your rides. - Includes one piece axle and handlebar clamp. - The clamp will fit 25.4mm and 31.8mm bar diameters with included rubber grip pads.

Replacement Part – TST Tail Light Saddle Rail Mount Allows mounting of tail light direct to saddle rails. Compatible With: TST-70 TST-100 TST-150 TBT-50R

Battery Replacement Guide For E-Lume Series Headlights: - E-Lume USL-200/250, 1-Cell Li-Ion 1400 mAh (ESB-1400) - E-Lume USL-450/500, 1-Cell Li-Ion 2200 mAh (ESB-2200) - E-Lume USL-600/650/850/900, 1-Cell Li-Ion 2600 mAh (ESB-2600) - E-Lume USL-1100/1200, 2-Cell Li-Ion 2200 mAh (ESB-4400) - E-Lume USL-1500/1600, 2-Cell Li-Ion 2600 mAh (ESB-5200) - Battery Removal/Installation Instructions Included - Allen Key Tool Included

Replacement Part – Clip Compatible With: - TL-411 - TL-80 - UTLA-8 - USLA-8 - UTL-60 - UTL-30 - UTL-15

Do you have more than one bike? Get the most out of your Specialized Flux Expert tail light (sold separately) by getting an additional seatpost mount for easy switching between your rides. - All the parts needed to mount a Flux Expert taillight to a second bike - Includes mounting bracket, three interchangeable rings to fit different seatpost sizes and a 2.5mm Allen key. - Interchangeable rings will fit 27.2mm, 30.9mm, and Venge Aero seatpost.

Mount your Stix to either your handlebars or seatpost with this versatile Stix light mount with a flexible silicon strap. - Works with handlebars and seatposts from 22.2mm up to 35mm in diameter. - Second loop will fit most seatstay diameters. - Mount only, light sold separately

With the Stix Saddle mount, a Specialized Stix tail light can be easily mounted under any saddle featuring SWAT-compatible mounting holes. - Mounts a Stix tail light horizontally under the back edge of a SWAT-compatible saddle. - Includes stamped aluminum bracket that can be bent to adjust the light's angle. - This mount features a snap-in, breakaway mount to protect light if snagged. - Will only work with Specialized saddles with SWAT-compatible mount holes in the base. - Includes mounting hardware.

Replacement Part – Multi Sport Headlight & Tail Light Bracket - Works for both headlights & tail lights - Great for helmet application - 3 strap sizes allows fitting from 20mm to over 100mm - Adjusts to fit aero & round seat posts & handlebars - For lights up to 120 grams in weight - Cannot be used with: TST-70, TST-100, TST-150, TBT-50R, TBT-120F, USL-200, USL-250, USL-450, USL-500

Replacement Part – Headlight Bracket - Fits all Serfas headlights - Long silicone strap allows endless mounting options - No tools needed - Cannot be used with: TST-70, TST-100, TST-150 & TBT-50R

Keep your favorite lights running bright with Serfas' Bat-4 Replacement Battery. It is included with TSL-2500 and TSL-Police lights but fits several other models as well.

Replacement Part – Universal Rack Mount - Fits all Serfas tail lights (Except TST-70, TST-100, & TBT-50R) - Bolts to rack for easy removal of tail light

Bracket mount for Serfas 250/500 E-Lume headlights.

Replacement Part – TST Tail Light Belt Clip Improved design keeps light more secure on belt or bag strap. Compatible With: TST-70 TST-100 TST-150 TBT-50R TBT-120F

Replacement Part – Universal Tail Light Bracket - Fits all current tail lights with removable bracket except UTL-4bk - Long silicone strap allows endless mounting options - No tools needed - Not compatible with: TST-70, TST-100, TST-150 & TBT-50R

Replacement mounting bracket for Serfas tail lights. - Fits TL-411 & TL-200 models

Replacement mounting bracket for Quasar USL-4BK Headlight and Quasar UTL-4BK Tail Light.

Universal Handlebar Bracket Lever - Original polymer adjustment lever for use with UNI-BRKT handlebar mount - (Does NOT include metal lever retainer or rubber strap)

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.

Stick a Stix on it. This fabric clip mount makes it a cinch to clip your Specialized Stix to a bag, jacket, or jersey for on-the-go visibility. - Stainless steel spring clip for secure mounting.

Designed to accommodate the more aerodynamic profile of aero bars and seatposts, the Stix Aero Strap mount gives you the ability to attach a Specialized Stix for day or night riding. - Stix light mount with longer, flexible silicone strap to fit Shiv and Venge seatposts, plus Aerofly handlebars.

High-efficiency charger cable for Flux headlights. - High capacity wire can transfer more power with less loss. - Custom "L" shaped Mini USB Male for the best fit to Flux headlights. - NOTE: This is a CHARGE ONLY cable and cannot be used for data transfer.

Replacement Part – Universal Handlebar Bracket - Fits all current Serfas headlights with a removable bracket - Fits bars up to 31.8mm horizontal & vertical adjustable - Easily removes from bar in seconds - No tools needed - Works With: TSL-100, TSL-150, TSL-150+, TSL-200, TSL-250, TSL-250+, TSL-500, TSL-500+, TSL-1000, TSL-1500, SL-155, SL-255, USL-155, USL-305, USL-505, TSL-350, TSL-550, TSL-750, TSL-T1000, TSL-LT1000, TSL-1200, TSL-1800, TSL-2500, HL-1.1, & SL-30WP - Works for all Serfas headlights EXCEPT for SL-200 & SL40WP

Replacement Part – Aero Headlight Bracket - Works For Both Headlights & Tail Lights - 3 Strap Sizes Allows Fitting From 20mm To Over 100mm - Adjusts To Fit Aero & Round Seat Posts & Handlebars - Fits All Serfas Headlights Except: USL-200 & USL-450

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.