🗺️ Set off on a cycling holiday! Discover our Gravel & Touring selection on Troc Vélo.

Products

Bikes and Frames

Bikes and Frames

Bike Parts

Bike Accessories

Bike Accessories

Cycling Equipment

Cycling Equipment

Electronics

Running

Outdoor

Services

Gravel & Touring(1723)

City & Leisure Bikes(568)

Electric bikes(3058)

Kids' Bikes(181)

Bike Frames(963)

Trail / Leisure(450)

XC / Trail(2630)

Enduro / DH(879)

Dirt / Street / Park / 4x(55)

Road / TT / Triathlon(9217)

Vintage Road(381)

Gravel / Cyclo-cross(1696)

Touring bikes(21)

Fixie / Singlespeed(51)

City bikes / Hybrid bikes / Fitness bikes(430)

Recumbent / Cargo / Trike Bikes(64)

Electric Road Bikes(207)

Electric MTBs (e-MTB)(1628)

E-gravel bikes(83)

E-bikes (VAE)(1134)

Kids' Racing Bikes(2)

Kids' BMX Bikes

Road Frames(792)

MTB Frames(132)

Gravel / Touring Frames(38)

Race Frames(749)

Triathlon / TT Frames(22)

Cyclo-cross Frames(12)

Track Frames(6)

Fixie / Singlespeed Frames(2)

Cross-Country (XC) Frames(77)

All-Mountain (AM) frames(21)

Enduro frames(28)

Downhill (DH) frames(5)

Fat bike frames

MTB tandem frames(1)

Dirt / Street / Park / 4x frames

BMX Race frames

BMX Freestyle frames

Peripherals(3729)

Shocks and parts(123)

E-bike components(98)

Frame parts(59)

Wheels / Tyres / Inner tubes(4315)

Transmission(4501)

Rim Brakes(299)

Disc Brakes(740)

Brakes: Cables, Housing & Hoses(44)

Calipers (Rim)(169)

Mechanical brake levers(59)

Brake pads / Pad holders(71)

Complete brakes(162)

Disc brake levers(38)

Calipers (Disc)(74)

Brake pads(140)

Hardware / Parts(75)

Brake cables(14)

Brake housing(7)

Hoses / Fittings(15)

Other brake cables(8)

Stems & Parts(687)

Saddles, Seatposts(1498)

Handlebars, Grips, End Plugs(1014)

Headsets & Accessories(77)

Stem caps / Stem parts(40)

Flat pedals(62)

Clipless pedals(307)

Cleats / Pedal parts(78)

Standard seatposts(340)

Dropper seatposts(94)

Suspension seatposts(7)

Seat clamps(38)

Seatpost remotes & parts(38)

Handlebars(803)

Aero bars / Arm rests(112)

Grips / Bar tape(68)

Bar ends / Handlebar end caps(21)

Hand guards / Lever guards(9)

Headset bearings and parts(13)

Rigid Forks(88)

Suspension Forks(202)

Fork Components(83)

Shock Absorbers(85)

Shock Absorber Parts (38)

E-Bike Batteries(52)

E-Bike Chargers(10)

E-Bike Components(30)

E-Bike Motors(6)

Frame Bearings(9)

Frame Triangles(8)

Frame Hardware(39)

Bike Wheels(3089)

Wheel Components(455)

Tyres & Inner Tubes(724)

Tubeless Accessories(46)

Wheelsets(2634)

Front wheels(252)

Rear wheels(201)

Hubs / Bearings(113)

Freehub bodies(105)

Spokes / Nipples(82)

Axles / Skewers(109)

Inner tubes(88)

Tubular tyres(60)

Rim tape / Tubular glue(7)

Valve extenders and Valve cores(8)

Tyre inserts(8)

Tubeless rim tape(5)

Tubeless kits(8)

Cassettes & Chains(844)

Chainrings & Chainring Guards(893)

Derailleurs(708)

Cranksets & Bottom Brackets(1274)

Chain Guides & Parts(15)

Derailleurs: Cables & Housing(31)

Single Speed(11)

Cassettes / Freewheels(732)

Quick links / Chain pins(8)

Spacers / Sprockets(23)

Chainrings(871)

Chainring bolts(7)

Chainring guards(14)

Front derailleurs(240)

Rear derailleurs(269)

Jockey wheels / Cages(101)

Derailleur hangers and parts(94)

Bottom brackets(202)

Power meters(193)

Crankset & bottom bracket parts(59)

Crank arms(125)

Shifter pairs(165)

Front / Left shifter(68)

Rear / Right shifter(91)

Shifter parts(102)

Chain guides(12)

Chain guide parts(3)

Derailleur cables(16)

Derailleur housing(6)

End caps / Miscellaneous(9)

Single speed kits(2)

Chain tensioners(2)

Single speed sprockets(7)

Bottles and Bottle cages(167)

Luggage & Transport(442)

Maintenance & Repair(313)

Safety & Protection(78)

Miscellaneous(76)

Bike Cases & Covers(124)

Bike Trailers(32)

Bike Storage(23)

Bike Racks & Carriers(83)

Child Bike Seats(15)

Wheel Covers(36)

Bike Shipping Kit(2)

Pumps & Inflators(73)

Pump Accessories(13)

Cleaning Products(30)

Sealants / Patches(7)

Degreasers / Cleaners(6)

Greases / Assembly pastes(4)

Lubricants / Polishes(13)

Books / Video / Photo(62)

Bike helmets(600)

Bike shoes(1326)

Accessories(383)

Tri Suits & Skinsuits(29)

Triathlon Shoes(18)

Swimming wetsuits(1)

Road Helmets(332)

Triathlon / TT Helmets(117)

MTB & BMX Helmets(99)

Urban & Leisure Helmets(20)

Kids' Helmets(21)

Helmet Accessories(11)

Cross-Country / All-Mountain(67)

Bib Shorts(278)

Road Shoes(944)

Shoe Accessories(52)

Back Protectors / Protective Jerseys / Jackets(25)

Protective Shorts(3)

Other Protection(25)

Shoe Covers(74)

Compression Sleeves & Socks(4)

Leg & Arm Warmers(55)

Bandanas & Headbands(5)

Beanies & Under-Helmet Caps(23)

Bike computers & GPS(220)

Turbo trainers(329)

Electrostimulators(14)

Bike Computers & GPS(209)

GPS Watches(56)

Watch Accessories(3)

GPS Mounts(125)

Smartphone Mounts(12)

Smart Turbo Trainers(176)

Classic Turbo Trainers(126)

Turbo Trainer Accessories(27)

Massage Guns(12)

Compression Boots(2)

Shoe Accessories

Athletics / Cross-Country(1)

T-Shirts & Jerseys(6)

Shorts & Bib Shorts(4)

Tights & Trousers

Jackets & Windbreakers(2)

Compression Sleeves & Stockings(3)

Beanies / Gloves / Arm Warmers(1)

Spikes & Cleats

Water Bladders / Flasks(2)

Hydration Packs / Bags(64)

Outdoor Clothing(23)

Mountaineering(7)

Thermal Clothing(4)

Thermal Jackets

Waterproof Clothing(2)

Climbing Clothing

Gloves & Hosiery(1)

Neck warmers(1)

Hiking Shoes & Poles(3)

Compasses & Altimeters

Baby carrier backpacks

Sleeping bags(1)

Sleeping mats(1)

Technical Equipment

Safety Equipment

Climbing harnesses

Climbing helmets

Mountaineering Boots(1)

Mountaineering Backpacks(4)

Mountaineering ropes

Mountaineering harnesses

Mountaineering helmets

Belay devices(1)

Avalanche transceiver, shovel, probe

Race numbers(9)

Cycling events (4)

Sports & Cycling Coaching(7)

Posture Studies(1)

Wheel Building(1)

Mechanics & Repair(18)

piti

piti

Member since: 03/07/2007

Location: Saint Brieuc (22000)

4.8/5(20 reviews)

2 followers.Last login on 03/11/2026

Listings created: 34

Interest(s):Vélo de route, VTT, Gravel

Club:piti

Report piti

‌‌‌‌‌‌‌‌‌‌

Filters

Categories

Bikes and Frames

Bike Parts

Bike Accessories

Cycling Equipment

Services

Electronics

Running

Outdoor

Widen the search area

200 kms0

Show listings outside the radius that offer delivery

Widen the search area

200 kms0

Show listings outside the radius that offer delivery

Urgent

Price

Secure payment only(1)

Delivery available(1)

Condition

New(1)

Like new

Very good condition

Good condition

Worn

Troc Vélo

Advertising

1 Listings

Sort by

HAMMERHEAD KAROO 3 - 1

HAMMERHEAD KAROO 3

HAMMERHEAD • New

France

Saint Brieuc (22000)

03/11/2026 at 09:20

Troc Vélo is the No. 1 for bike listings: used bikes, MTBs and bike accessories, all bike parts. Buy and sell used road bikes and MTBs, electric MTBs, city bikes, swaps and bargains for passionate cyclists. Clearance sales from cycling professionals and bike shops. Post your listings and sell your bike and cycling gear quickly and for free!

Troc-Vélo

Home About us My Troc Vélo account Terms and conditions Posting rules Privacy policy Your rights and obligations Contact the Troc Vélo team Help - FAQ Press

The Blog

All articles on Troc Vélo 6 tips for buying your bike online safely Used bike buying guide Choose my bike size Maintain & repair my bike

Miscellaneous

Advertise on Troc Vélo Our partners Used bike transfer certificate

Sell

Estimate the price of my used bike Sell my bike Secure payment Buy credits on Troc Vélo

Buy

Used Bikes Used bikes near you Used Road Bikes Used Triathlon Bikes Used MTBs Used E-bikes Used Gravel Bikes Used Leisure Bikes Used City Bikes Used GPS Watches Used Kids' Bikes Used Women's Bikes Used Bike Wheels Used Bike Tyres Used Bike Frames Used Bike GPS Used Turbo Trainers

Brands

Used Bianchi Used BMC Used Campagnolo Used Cannondale Used Canyon Used Cervélo Used Cube Used DT Swiss Used Garmin Used Giant Used Lapierre Used Look Used Mavic Used Orbea Used Pinarello Used Rapha Used Santa Cruz Used Scott Used Shimano Used Specialized Used Trek All brands on Troc Vélo

Models

Specialized Tarmac SL8 Trek Madone Scott Addict Canyon AEROAD

Community

Referral on Troc Vélo Troc Vélo in Belgium Road Bike Forum Triathlon Bike Forum MTB Forum E-bike and City Bike Forum Your tips for buying a used bike Your tips for selling your used bike

Follow us

© 2026 Troc Vélo🏆 Voted Best Online Platform 2026-2027 by Capital