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The Cycle Collective · Dorking

Silca RCR Road Tyre

by Silca

Regular price£98.00 Sale price

Silca RCR Road Tyre

by Silca

Regular price£98.00 Sale price
Select Size

The cobbles of roubaix, your local chip seal roads, or the crit course, the RCR is ready to tackle the challenge. Pulsar compound and our Race Casing making the fastest road tire in the size. Bigger doesn't have to be slower.

Historically, the cycling industry has treated 34-38mm tires as if they are meant for touring with thick casings that made them slow, heavy, and dead feeling. In developing the RCR tires, we’ve taken a volume-centric approach that prioritizes width and speed without adding useless bulk. RCR are the first road tires of this size range to be designed and optimized with the same care as a racing tire where, using lower pressures, they are thinner, faster, and more supple. 

We started with our widest 38 mm model, designing it with the largest volume possible while still adhering to the regulations set forth by our governing body overlords who shall not be named. By leveraging this increased air volume to absorb impacts and reduce flat risks, we stripped away heavy, redundant puncture layers. This allows us to keep the tire lightweight, fast, and comfortable to offer riders the high-volume performance they have been asking for. 

For optimizing around modern 25mm internal hookless rims, our 29mm wide tire is the sleekest option that fully complies with ETRTO standards. To eliminate the safety vulnerabilities typical of hookless setups, we integrated our Carbon BeadLock technology. Unlike standard Kevlar beads that stretch and "creep" over time, which increases blowoff risks; our rigid carbon fiber beads never stretch. From local criteriums to the punishing cobbles of Paris-Roubaix, Protocol RCR keeps you rolling fast and safe. 

The Protocol RCR Road Tire

RCR Architecture

A volume-centric approach that prioritizes width and speed without adding useless bulk, built around lower pressures associated with modern ride rims. It is the first road tire in this size range designed and optimized with the same care as a racing tire, thinner, faster, and more supple.

Performance Data

Against the Vittoria Corsa Pro Control 38mm, the RCR rolled at 31.7 watts in controlled lab testing versus the Vittoria's 40.5, saving nearly nine watts at the same width. It does it 70 grams lighter per tire, which is 140 grams off the wheels on a pair.

Ideal Conditions

From local criteriums to the punishing cobbles of Paris-Roubaix. The increased air volume absorbs impacts and reduces flat risk, making it the answer for rough pavement and long days where comfort holds your speed together.


Protocol Tire Technology

 

Pulsar Compound
A high performance rubber and silica race compound engineered to hold rolling efficiency, grip, and durability in balance rather than trading one away for another.

Race Casing
A race casing architecture developed around modern tire pressures, so the tire keeps its shape and its ride quality at the pressures wide rims actually run.

CarbonBead BeadLock
Carbon fiber bead technology that keeps the tire dimensionally stable across its whole life, so the width you measure at installation is the width you keep.

Tubeless Ready
Engineered for modern tubeless systems from the bead out, so sealant, valves, and lower pressures all work the way they were meant to.

 

Specifications

• 29, 34, 38mm options
• 290g in 29mm, 320g in 34mm, 350g in 38mm
• 120 TPI
• SealSkin Tread Protection
• Fastest Pulsar compound
• Width as measured on a 25mm rim after 24 hours
• Designed for race conditions

Product Information


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Close all zippers before washing

Wash at max 30°C 

Hand washing with cold water (or gentle wash cycle)Using mild, high quality detergent 

Drip drying in shade, do not machine dry  

Avoiding ironing and bleachThe instructions on your garment’s label

Sorting your clothing by color

Avoiding fabric softener.

Our clothing isn’t meant to be dry cleaned and soaking clothing is not ideal 

Storage
Unused sealed sachets should be stored inside the box in a well-ventilated, dry place and protected from moisture, heat and direct sunlight. Can be stored for up to 3 years.

Size

Each sachet contains 30g powder.2 x 30g sachets per carton box.


Makes 2x litres of bike cleaner

100% plastic free packaging

Readily biodegradable ingredients

100% water free

Refill your old bottle and help reduce plastic waste 

92% saving in packaging compared to 2 x 1L bike cleaner

100% environmentally friendly ingredients, including plant based raw materials

Supplied in a compostable sachet and printed with vegetable inks

FSC recycled card box containing 2 x sachets – that makes 2L of bike cleaner 

Safe on all parts and surfaces including carbon fibre

Will not harm seals, cables, disc brake pads or rotors

Alkaline based and free from alcohol, CFCs, EDTA, solvents or acids

Vegan & vegetarian friendlyCruelty free, not tested on animals


Sachet Instructions

1. Grab your empty old bottle of Muc-Off. (You may need a pair of adjustable pliers to remove the trigger from the bottle). Or purchase our Bottle for Life.

2. Fill up to the shoulders of the bottle with 1 litre of lukewarm water for faster formula activation! 

3. Carefully cut one corner of the sachet open along the diagonal cut lines.

4. You can carefully pour the sachet straight into the top of the bottle. Or using the box, fold the inside of the lid together using the printed lines as a guide and use this as a funnel to pour the powder into your bottle. (Please see our video for full instructions on this. 

5. Screw your spray trigger back onto the top of the bottle. Ensure it’s tight!

6. Shake the bottle vigorously for 30-60 seconds to activate the formula. If you notice any undissolved powder simply keep shakin’ it! 

7. Go clean that filthy bike!

More features

Size Guide

Size Guide

Installation

Installation

Elastic Interface® triple density pad

Elastic Interface® triple density pad

Ultra-high density inserts in the perineal and ischiatic area that make it perfect for road and gravel riding. The central channel is engineered to support male anatomy while in saddle, reliving pressure from the prostate and favouring blood flow. he ECO Carbonium Flash top fabric combines a special channel structure with the natural antistatic and bacteriostatic properties of the Carbonium thread. With the channel structure, the extremely soft and recycled polyamide helps collect, canalize and expel moisture. Rapid-drying and eco-friendly.

Integrated Pockets

Integrated Pockets

Perfectly positioned skin tight rear pockets which remain hidden under your jersey yet are perfectly accesible

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