Derailleurs

The Rollerboys will make your bike ride so smooth that you will never stop anymore! The composite material is strong and durable and the special teeth pattern makes sure you can shift to a higher gear with the speed of light! High quality pulley wheels are a must have for every serious bike rider, with the RollerBoys you are good to go!Narrow Wide tooth profiling ensures ultimate chain retentionComposite material provided by EMS Swiss, with 40 % glass-fiber mixtureSealed bearingsCompatible with SRAM 1X11SpecificationsPulley size: 12TBearings material: CrMoGears: 11-speedCompatible with brands: SRAMNarrow / wide: YesPart materials: Grivory EMS
Original Colour by Producer: Black
Chain Gearing: …

COMPATIBLE MODEL: RD-M8100-SGS, RD-M8120-SGSCOMPATIBLE SERIES: DEORE XT M8100 Series
Usage Bikesport: MTB
Special Features: Pulley
Made in: Japan
Chain Gearing: 12

For installing SHIMANO braze-on front derailleurs to frames requiring a band clamp.
Diameter (mm): 31.8
Made in: Japan

COMPATIBLE MODEL: RD-RX817, RD-RX815, RD-RX810
COMPATIBLE SERIES: GRX 11-speed, GRX DI2
Chain Gearing: 11
Usage Bikesport: Gravel
Made in: Japan
Special Features: Pulley

The Massi Gear cable 1.6x1700mm in silver is a high-quality replacement cable for your bicycle. Made from durable steel, this cable is designed to withstand the rigors of daily use and provide smooth, reliable shifting performance. Measuring 1700mm in length and with a diameter of 1.6mm, this cable is compatible with Shimano and SRAM, making it a versatile choice for any cyclist. Plus, the silver finish adds a sleek, stylish touch to your bike. Whether you're performing routine maintenance, upgrading your bike's components, or fixing a broken cable, the Massi Gear cable is an excellent choice for any cycling enthusiast. Order yours today and experience the reliability and performance that this …

The Sunrace BTT 6/7V 13-28D Rear Derailleur is a high-quality component designed for use on mountain bikes. This rear derailleur is compatible with both Shimano and SunRace derailleurs, making it a versatile choice for cyclists who want to upgrade their bike's performance.Constructed from a combination of aluminum and steel, this rear derailleur is both lightweight and durable. It can handle sprockets ranging from 13 to 28 teeth, giving you plenty of options when it comes to gearing. Whether you're climbing steep hills or cruising along flat terrain, this rear derailleur will help you find the perfect gear for your ride.At just 282g, this rear derailleur won't weigh you down on the trails. It's …

The derailleur hanger for frames are designed to bend or break, in order to avoid damage to the frame that would be more expensive. Therefore these dropouts are made of 6061 aluminum.Suitable for following frame manufacturers: 4Ever, AGang, Airborne, Altrix, American Eagle, Arrow, Atlanta, Author, Avanti, Barracuda, Beone, Bergamont, BH, Bianchi, Blue, BMC, Boardman, Bottechia, Brave Machine, Brodie, B´Twin, Bulls, Canyon, Carrera, Centurion, Cinelli, Claud Butler, Coluer, Commencal, Corratec, Crescent, Cube, Cyclewolf, Cyco, Da Bomb, Dahon, Dartmoor, Dawes, DBS, Decathlon, Diamant, Diamondback, Drössiger, Dynamics, Element, Epple, Evoke, Falcon, Falter, Fat Bike, Fausto Coppi, Felt, Fetish, F…

The derailleur hanger for frames are designed to bend or break, in order to avoid damage to the frame that would be more expensive. Therefore these dropouts are made of 6061 aluminum.Suitable for following frame manufacturers: 4Ever, American Eagle, Apollo (Australia), Atlanta, Author, Batavus, Beone, Bergamont, BH, Bianchi, Bike Manufaktur, Blue, BMC, B´Twin, Bulls, Carrera, Centurion, Checker Pig, Cinelli, Claud Butler, Coluer, Corratec, Crescent, Cube, Cyclewolf, Cyco, Da Bomb, Dahon, Dartmoor, Dawes, DBS, Decathlon, Diamant, Diamondback, Drössiger, Electra, Evoke, Falcon, Falter, Fat Bike, Felt, Fetish, Flanders, Focus, Fuji, Gary Fisher, Gazelle, Ghost, Giant, Gitane, Go Sport, Haibike, H…

The Union GH-155 Dropout Derailleur Hanger is a must-have for any cyclist who owns an Orbea bike. Made from high-quality aluminium 6061, this derailleur hanger is designed to provide a perfect fit for your bike, ensuring that your derailleur stays in place and your bike runs smoothly.One of the best things about this derailleur hanger is that it comes with a set screw included, making it easy to install and use. Whether you're a seasoned cyclist or just starting out, you'll appreciate the convenience and reliability of this product.If you're not sure which derailleur hanger is right for your bike, don't worry. Simply visit the Marwi website to find out which hanger fits your bike. With their …

##Shimano RD-5700 Pulley Set Providing your Shimano ten-speed 105 rear derailleur with a new lease of life, the Shimano RD-5700 Pulley Set presents a genuine replacement for worn down and hooked pulley wheels. Renewing your rear 105 derailleur, the durable composite construction reduces rolling resistance for silky smooth chain guidance, whilst the rubber compound additionally dampens impact vibrations for stealthy quiet performances and improved chain stability. Easy to fit and clean, this pulley set also features sealed cartridge bearings that will assure you of long-lasting durability. **Compatibility** This genuine replacement can also be used with the following 10-speed rear derailleurs: …

The Union GH-126 Derailleur Hanger in silver is a replacement dropout for your bike frame. Made of durable aluminum, it comes with a set of M4x0.7 screws for easy installation. This derailleur hanger is compatible with a wide range of bike models, including the Bianchi 928, Canyon Speedmax, Kona Hei Hei, and Stevens Prestige, among others.Mounting the derailleur hanger is a breeze, as it can be done from the outside with two screws threaded into the frame. This ensures a secure fit and reliable performance.If you're unsure whether this derailleur hanger is the right fit for your bike, visit the Marwi website to find a comprehensive list of compatible models. With its high-quality construction …

The Sunrace BTT 7/8V 11-34D Rear Derailleur is a high-quality component designed for use with 7 or 8 speed drivetrains. Made from a combination of aluminum and steel, this derailleur is both efficient and resistant to wear and tear, while remaining lightweight for optimal performance.Thanks to its Exact Actuation technology, the Sunrace BTT 7/8V 11-34D Rear Derailleur provides precise and reliable shifting, ensuring that you can always find the right gear for the terrain ahead. It is also compatible with sprockets ranging from 11 to 34 teeth, making it a versatile choice for a wide range of cycling applications.With its long box design, this rear derailleur is able to accommodate a wide range …

The Union GH-274 Derailleur Hanger in silver is a must-have replacement dropout for your bike frame. Made from high-quality aluminum, this derailleur hanger is designed to withstand the rigors of cycling and provide a reliable and durable performance.The hanger comes with a set of M4x0.7 screws, making it easy to install and replace. It is Orbea-compatible, ensuring that it fits perfectly with your bike frame. The mounting process is simple and straightforward, with two screws threaded into the hanger from the inside.If you're unsure which derailleur hanger fits your bike, you can visit the Marwi-EU website to find out. The website has a comprehensive list of Orbea-compatible derailleur hangers,…

Shimano Ultegra 6700 and 105 5700 Tension and Guide Pulley Set Breathing new life into your bike, and offering you a responsive and low friction replacement for your old and worn jockey/pulley wheels, this genuine replacement part is ideal for 10-speed chains, offering that crucial tension. Compatible with a variety of Shimano Ultegra 6700 and 5700 rear derailleurs. Compatible Rear Derailleurs Shimano Ultegra RD-6700-A-G Shimano Ultegra RD-6700-A Shimano Ultegra RD-6700-G Shimano 105 RD-5700-A

The Sunrace 6/7S R37 Rear Derailleur is a high-quality component designed for use with 6 or 7-speed drivetrains. Made from a combination of aluminium and steel, this derailleur is built to last and withstand the rigours of regular use. It is compatible with sprockets ranging from 11 to 28 teeth, making it a versatile choice for a range of different bikes and riding styles.With a 2:1 performance ratio, the Sunrace 6/7S R37 Rear Derailleur delivers smooth and precise shifting, ensuring that you can easily find the right gear for any terrain. The short tensioner helps to keep the chain taut and prevent it from bouncing around, reducing the risk of chain drops and other issues.At just 282g, this …

The Shimano Tourney SGS RD-TY300 6/7-Speed Rear Derailleur is a robust and cost-effective choice for cyclists seeking reliability and performance in entry-level drivetrains. Designed to deliver precise and durable shifting, this rear derailleur is compatible with both 6 and 7-speed systems, providing versatile gear configurations. Its solid construction and double servo design ensure smooth operation, even in demanding conditions. Ideal for basic-level commuter or mountain bikes, the Shimano Tourney RD-TY300 offers an efficient and hassle-free riding experience.

This product is a Genuine Shimano replacement part for Deore XT RD-M8000 and RD-M8050 rear derailleurs.

##BBB RollerBoys Derailleur Pulleys The BBB RollerBoys Derailleur Pulleys are a set of replacement jockey wheels constructed from a strong and durable composite material. **Please note:** 11T SRAM - Compatible with the following SRAM systems: 9.0SL (?01/?02), 9.0 (?03), X.9 (?04), X.O, pre 2011 Force and Rival only.

COMPATIBLE MODEL: RD-M786-GS, RD-M786-SGS, RD-M781-GS, RD-M781-SGS, RD-M780, RD-M773, RD-T8000-SGS
COMPATIBLE SERIES: DEORE XT M780 Series, DEORE XT M770 Series, DEORE XT T8000 Series
Usage Bikesport: MTB
Made in: Japan
Special Features: Pulley
Chain Gearing: 10

The SHIMANO FD-M5100 2x11-speed front derailleurs use SHIMANO's new SIDE SWING technology for enhanced cable routing, light action, and smooth operation. The new design also increases clearance for large wheels and short chain stays.
Smooth and quiet front shifting on the trail
More powerful outward shifting
Wider traction range reduces chain rub for rear suspension bikes
Chain Gearing: 11;2x11-Speed
Mounting System: Clamp Band
Usage Bikesport: MTB
Made in: Japan

Shimano Claris 8-Speed Double Braze-On Front Derailleur The Shimano Claris Double Braze-On Front Derailleur is for use with 2 x 8-speed drivetrains and provides inexpensive but still highly efficient shifting. The cage is steel plated for durability whilst the use of aluminium elsewhere helps save weight. It is compatible with frames that have a braze-on mount.

Front derailleur 2X9 FDR90 band type 34.9 +31.8mm.

Less than 100 grams!... Plus no compromise in terms of rigidity, precision, and shifting speed.The design of the Veloce™ front derailleur cage enables perfect handling of both traditional and compact cranksets.Features & Benefits- NICKEL CHROME CAGE: Longer component life - absolute rust protection.- COMPATIBLE FOR STANDAR: The groupset can be used with any 10-speed crank set.- CSD (Chain Security Device): The new CSD chain security device achieves extremely high stiffness levels, in addition to offering regulation that is completely independent from that of the derailleur.Compatible with all the braze-on derailleurs from the Campagnolo range.- FRONT DERAILLEUR MOUNTING TOOL: to ensure perfect in…

The SHIMANO FD-M4100 2x10-speed front derailleurs use SHIMANO's new SIDE SWING technology for enhanced cable routing, light action, and smooth operation. The new design also increases clearance for large wheels and short chain stays.

Smooth and quiet front shifting on the trail
More powerful outward shifting
Wider traction range reduces chain rub for rear suspension bikes
Usage Bikesport: MTB
Made in: Japan
Mounting System: E-Type
Chain Gearing: 2x10-Speed;10