Elvedes Blue Mineral Oil 100ml is designed for the maintenance and bleeding of Shimano and Magura hydraulic brakes. Its low-viscosity formula guarantees precise braking, internal protection, and consistent performance on mountain bikes, road bikes, and e-bikes.

Mejora la potencia de frenado de un freno V-brake por un freno de llanta hidráulico con el conjunto adaptador Magura Evo2.

Ultra-compact inflator made of aluminum from the Comas Trial brand, ideal for taking on all your rides without taking up space.

The Bultaco Micro Sherpa is an electric trial bike specially designed for young riders. Lightweight, safe and easy to handle, it provides the perfect introduction to the world of trial riding while developing balance, coordination and riding skills.

The Kenda Booster 24x2.40 is a high-performance rigid tire for 24-inch bikes. Its K1227 tread pattern provides an excellent balance between speed, traction, and control, making it ideal for Cross Country, Trial, and high-level children's bikes.

The Jitsie Air4ce Camo are technical shoes designed specifically for trial and biketrial. They offer exceptional grip on the pedals, maximum comfort, and great protection to tackle any terrain with complete confidence.

⏳ Product with extended delivery time: This item may require up to 10 business days for delivery. We are working to ship it as soon as possible and will keep you informed of your order status.

Velox All-Conditions Teflon-based chain lubricant contains an antioxidant that reduces wear and extends the life of lubricated parts.

It also reduces friction and ensures long-lasting protection.

Comas Trial Aluminum Cage Pedals with great grip and durability.

Original Hope seal repair kit for brake master cylinders, consisting of four piston and reservoir cap seals.

• Repair of all types of bicycles (MTB, e-bike, road bike, etc.)
• Sale of accessories and spare parts (If we don't have it, we'll get it!)
• Sale of new and used bicycles
• Suspension and shock maintenance performed at Start Bikes (Fox, RockShox, X-Fusion, Magura, etc.)
• Installation of electric kits and repair of e-bikes (Bosch, Shimano, Yamaha, Brose, etc.)
• Online sales: start-bikes.com
• Specialized biketrial section (over 20 years in the industry)
• Official Mecatecno service center

C/ Barcelona, ​​50 – Argentona

Tel.: +34 93 707 49 88 / +34 669 29 71 67

The Monty 219 ALP Magura Refurbished is a high-quality trials bike featuring a lightweight aluminium frame, Magura HS11 hydraulic rim brakes, and an Echo long stem. Fully inspected and serviced by our workshop, it is ready to ride and recommended for riders 155 cm (5'1") and taller. It is in good refurbished condition with minor signs of use, and we can change the stem to better suit the rider's preferences. A reliable and affordable choice for riders looking for a quality refurbished trials bike backed by Start Bikes.

The new Jitsie Dynamik 2026 Shin Guards combine lightweight construction, outstanding comfort and reliable protection. Specifically designed for Bike Trials and Motorcycle Trials, they feature advanced memory foam protection that absorbs impacts without restricting rider movement.

The Kenda Booster 24x2.40 is a high-performance rigid tire for 24-inch bikes. Its K1227 tread pattern provides an excellent balance between speed, traction, and control, making it ideal for Cross Country, Trial, and high-level children's bikes.

The 26x2.25 Folding Trials Tyre is designed for trials and biketrial bicycles. Its lightweight folding bead construction reduces weight while delivering outstanding grip, precise handling and excellent control on technical sections and obstacles.

The Elvedes Universal Hydraulic Brake Hose 1,5 mt features a Kevlar-reinforced outer layer and a PTFE inner liner for outstanding pressure resistance, reliable braking performance and long service life. Compatible with hydraulic brake systems using either mineral oil or DOT brake fluid.

The KMC X9.73 Heavy Duty Single Speed Chain is engineered for Trials, Biketrial and BMX bikes. Its reinforced construction delivers 30% greater rigidity than standard chains, ensuring outstanding durability, smooth power transfer and reliable performance under extreme riding conditions.

The original Magura HS11 brake master cylinder is designed for Magura hydraulic rim brake systems. It delivers smooth modulation, powerful braking performance and exceptional reliability, making it a popular choice for trials, biketrials, MTB and trekking bikes.

The Jitsie ISIS bottom bracket is designed for trial and biketrial bikes. It features sealed bearings, a chromoly steel axle, and aluminum cups to offer maximum durability and smooth operation, even under the most demanding conditions.

• Axle length: 118mm or 128mm

The BB10 68mm ISIS bottom bracket offers maximum stiffness, durability, and smooth operation. Designed for trial and biketrial bikes that require a reliable and robust drivetrain for heavy use.

• Ultralight fabric for complete freedom of movement
• Ventilated zones to wick away sweat
• Velcro straps at each side of the waistband for a customized fit
• 2 zippered side pockets

Last unit available in size S / 30"

Refurbished Monty 207 trial bike with a 920mm aluminum frame (suitable for riders between 120-135cm), aluminum handlebars, reinforced sprocket, new chain and grips, V-brakes...

Recently serviced at our specialized trial bike shop!

Condition: Refurbished bicycle. Mechanically checked, adjusted, and ready to ride. May show minor cosmetic signs of use.

Monty trial bike shoes, last pair available! Ideal for collectors!

Size 35.

Designed to offer optimal grip and control for bike trials

Pair of white rubber bicycle grips. Suitable for restoring Monty T219, B219, T217 type bicycles...

130mm wide with a textured design for 22.2mm handlebars.

Elvedes Blue Mineral Oil 100ml is designed for the maintenance and bleeding of Shimano and Magura hydraulic brakes. Its low-viscosity formula guarantees precise braking, internal protection, and consistent performance on mountain bikes, road bikes, and e-bikes.

The COMAS KALA Street 24 Disc/Disc is a bike designed for riders seeking maximum control, precision, and endurance in street trial, urban biketrial, and training Technical.

• 24-inch trial/street bike
• Exclusive COMAS KALA geometry
• Front and rear disc brakes
• Lightweight and stiff aluminum frame
• Ideal for street trial and technical riding

Buy a Monty replica saddle for your trial bike. Classic style saddle for Monty T219, B219... durable and lightweight, ideal for bike trials and restorations.

• Type: Trials bike saddle Replica
• Model: Monty T-219, B-219...
• Use: Biketrial
• Material: High resistance
• Finish: Textured / Smooth
• Compatibility: Trials bikes

Special offer! The Khota 20" 920 mm kids' trials bike is an excellent choice for young riders who want to start and progress in biketrial. It is also a particularly interesting option for trials schools and clubs looking to equip several students with beginner-friendly trials bikes at a very competitive price.

Universal trial motorcycle grips made of soft rubber with excellent grip and control. Compatible with most 22mm/24mm trial handlebars. Ideal for improving feel and comfort.

Fully refurbished and serviced Ozonys 970mm trial bike. Ideal for riders looking for a technical, lightweight, and highly maneuverable bike. Perfect for advanced beginners, urban training, or competition in children's and junior categories.

Ozonys Roxxor 970mm model in black aluminum, 970mm frame with Clarks hydraulic brakes and new Clarks rotors, Monty aluminum stem and carbon handlebars, reinforced Jitsie 135.9 18T cassette, new grips, Koala tires with 70% tread remaining.

Recently serviced!

Serviced unit: adjusted drivetrain, optimized brakes, and tested components to guarantee immediate functionality. Ready to ride right out of the box.

Its short 970mm geometry allows for greater control during balances, jumps, and technical maneuvers. Very responsive and easy to handle.

Complete front and rear mudguard set for Beta TR33, TR34, and TR35. Made of durable, high-quality red plastic with a perfect fit and easy installation. Ideal for restoring or replacing the original set.

Coustellier brake pads for HS33 hydraulic trial brakes. Maximum power and precise feel on the rim. Includes 2 pads. Ideal for competitive bike trials.

For better braking, we recommend scratching the rim, and we include free tar for even more powerful braking.

Tire designed for enduro and motocross mini bikes with an aggressive tread pattern for maximum grip. Compatible with Mecatecno T12, Oset 16, Beta Mini Trial, TRS, etc.

Robust construction for challenging terrain.

Size: 16" x 2.50

Set of 174mm trial bike spokes with nipples included. Suitable for 19" rear wheels.

The Jitsie Varial 20" 1010mm Disc/Disc 2026 is a high-performance trial bike designed for riders seeking maximum precision, reliability and lightweight performance. Featuring a hydroformed 6061-T6 aluminium frame, Shimano MT400 hydraulic brakes and a total weight of only 7.6 kg.

Perfect for getting started in bike trials with PRO equipment at an incredible price!

Gift spare parts !

Buy the Jitsie Varial Race 20" 1010mm 2026. Lightweight, powerful, and perfect for technical trial riding. Fast shipping and best price.

Jitsie spiral-type chain tensioner kit for trials bikes. Compatible with Jitsie models, older models like Monty Kamel, 219, Koxx, etc.

1 aluminum tensioner for the disc side and one steel tensioner (silver) for the chain side.

Includes screws.

🏡 Start Bikes Argentona

🖱 START-BIKES.COM

📦 Shipping throughout Europe

Fuel tank cap for Montesa Cota 247, 348, and 349. Threaded cap compatible with classic Montesa models. New replacement part with fast shipping.

• Compatible with Montesa Cota 247
• Compatible with Montesa Cota 348
• Compatible with Montesa Cota 349
• Threaded cap
• Original type
• Black
• New replacement part
• High resistance

20" front wheel with hub and nuts for V-brakes. Suitable for entry-level models such as the Monty 219 Alp, Kamel 218...

Convert your old motorcycle from drum brakes to disc brakes with this kit designed exclusively for Mecatecno T8 and Oset models.