FSA SL-K/Powerbox Stealth chainring - 50T
FSA SL-K/Powerbox Stealth chainring - 50T - 50 / Black is backordered and will ship as soon as it is back in stock.
Couldn't load pickup availability
Installment Payments
PayPal
The PayPal service allows you to pay for online purchases with just a few clicks, in a completely free and secure way. After selecting this payment method, you will be redirected to the dedicated page where you can enter your PayPal account details (if you do not have an account, you can sign up for free or proceed directly with the payment). Once the process is complete, you will receive an email confirmation of the successful payment and order receipt.
- Transaction fee: free
- Settlement time: instant
With PayPal, you can also pay in 3 convenient interest-free installments.
PLEASE NOTE: the maximum amount eligible for installments per single order is €2,000
Klarna
- Pay in 3 interest-free installments.
- Pay with Visa, Mastercard, Amex, Postepay and major Italian prepaid cards.
- Klarna is available in: Austria, Belgium, Finland, France, Germany, Greece, Ireland, Italy, Netherlands, Portugal, Spain.
PLEASE NOTE: the maximum amount eligible for installments per single order is €3,000
For more information about Klarna: https://www.klarna.com/international/
Scalapay
- Pay in 3 interest-free installments.
- Pay with Visa, Mastercard, Amex, Postepay and major Italian prepaid cards.
- Create a Scalapay account in just 2 minutes – registration is free and approval is immediate.
- Receive your order immediately and split the total into 3 convenient monthly installments, interest-free.
- Scalapay is available in: Italy, Belgium, Germany, Spain, France, Netherlands, Austria, Portugal, Finland.
PLEASE NOTE: the maximum amount eligible for installments per single order is €1,000
- If you purchase with Scalapay, you will receive your order immediately and pay in 3 installments. Please note that the installments will be assigned to Incremento SPV S.r.l., related parties and their assignees, and that you authorize such assignment.
Support
In case of issues with the financing method, overdue installments, errors during account creation or payment method changes, please contact SCALAPAY support.
Heylight
- Pay in 3, 4 or 5 interest-free instalments for purchases up to €3,000
- Interest-bearing financing in up to 36 instalments for purchases up to €10,000
- Once you select Heylight as your payment method, you will be redirected to the financial provider’s page where you will be asked to enter your personal details and upload certain documents to verify your creditworthiness.
- The order will be considered confirmed only after Heylight approves the financing request.
- Heylight is available in Italy only.
PLEASE NOTE: the maximum amount eligible for installments per single order is €5,000
For more information about Heylight: https://heylight.com/en
Product details
Product details
FSA SL-K/Powerbox Stealth Chainring: Performance and Precision for Competitive Cycling
The 50T FSA SL-K/Powerbox Stealth chainring represents excellence in drivetrain performance for high-performance road and mountain bikes. Made from CNC-machined AL7075 T6 aluminum, this bicycle chainring delivers structural rigidity and optimal lightweight performance for every riding condition. Full Speed Ahead has developed sophisticated design and testing protocols, selecting the best materials from the United States, Europe, and qualified suppliers in Asia. The stealth design with a black anodized finish and laser-etched logo combines aesthetics and functionality, making it ideal for those seeking maximum climbing performance and decisive accelerations on demanding cycling routes.
Universal Compatibility and Advanced Construction Technology
This 50-tooth chainring is compatible with FSA POWERBOX ABS and SL-K Light ABS cranksets, with BCD 110ABS mount and 4 fixing holes. The drivetrain supports Shimano 10/11-speed, Sram 10/11-speed, and FSA 11-speed systems, ensuring installation versatility across multiple setups. The moving ramps and stainless steel pins on the outer rings optimize shifting, reducing chain slip during gear changes. CNC machining technology ensures microscopic tolerances and even load distribution across the teeth, a crucial factor for durability and performance in official races and intensive training.
Certified Reliability in International Competition
Full Speed Ahead chainrings have triumphed in numerous World Championships, Tour de France and Olympic Games, demonstrating the reliability of the design. The drivetrain chainring in 50T is positioned as a mid-to-high-end development, ideal for sprinters and riders on rolling courses where balance between acceleration and pedaling efficiency is essential. Build durability outperforms the competition thanks to rigorous material selection and implemented quality controls. Every crank revolution benefits from the optimized tooth geometry and premium aluminum construction, ensuring consistent long-term performance and reliability even in adverse weather conditions.
Technical Specifications
- Material: CNC-machined AL7075 T6 aluminum.
- Number of teeth: 50T for double chainring cranksets.
- Moving ramps and stainless steel pins on outer rings.
- Black anodized finish with laser-etched logo.
- Crankset compatibility: FSA POWERBOX ABS, SL-K Light ABS.
- Giro Bolts (BCD): 110ABS with 4 fixing holes.
- Chain compatibility: Shimano 10/11-speed, Sram 10/11-speed, FSA 11-speed.
- Reduced weight optimized for cyclocross and road racing.
- Geometric precision for smooth shifts and responsive gear changes.
- Tested in international World, Tour de France and Olympic competitions.
Reviews & Questions (0)
Reviews & Questions (0)
Shipping and delivery times
Shipping and delivery times
Orders are usually shipped within 24-72 hours (1-3 days) from payment receipt. Some items may have longer shipping times (5-7 days). The specific shipping times are indicated on each product page.
FREE SHIPPING (bikes excluded) from
| € 79.00 | Italy |
| € 129.00 | Europe, Principality of Monaco, and San Marino |
| € 249.00 | Australia, Canada, Japan, Switzerland, Norway |
Shipping costs start from
| € 6.50 | STANDARD SHIPPING in Italy with express courier |
Shipping times and costs may vary depending on the delivery country, chosen service, and weight.
Shipping with InPost service
| € 5.00 | Italy |
| € 12.00 | France, Benelux, Spain, Portugal, Poland |
Bicycle shipping
Shipping costs for all bicycles are fixed as follows.
| € 39.00 | Italy |
| € 49.00 | Europe |
| € 69.00 | Rest of the world |
Non-EU shipping
Local VAT and any customs duties for shipments of goods to customers outside the European Union (non-EU) will be charged to the recipient and requested by the courier at the time of delivery. If the delivery is not made due to refusal to pay the customs duties (local VAT and any applicable tariffs) requested by the importing country, all costs incurred by us for the return of the goods will be deducted from the refund.
In-store pickup
All online-ordered items can be picked up at the All4cycling store in the province of Varese, Via Gianfranco Miglio 2, 21045 Gazzada Schianno (VA).
For further details, we invite you to review the terms and conditions and the privacy policy.
Returns and refunds
Returns and refunds
- You can request a return within 60 days of delivery.
- Start your request from the Returns and Order Cancellations page by entering your order number.
- Within the first 14 days, you may try the product as necessary to check its features and fit.
- From day 15 to day 60, the product must be unused, intact and complete with original packaging, labels and accessories.
- Use beyond what is necessary may result in a reduction of the refund based on the loss in value of the product.
- The refund is issued, after the returned item has been checked, using the same payment method used for the order.
- If you paid by cash on delivery, please provide a valid IBAN in the return request notes.
- Direct exchanges for size, colour or model are not available: return the item and place a new order.
- For incorrect, damaged or defective products, please contact Customer Service before making the return.
FOR A SAFE RETURN
- Use suitable packaging to protect the product during transport.
- Place the product's original packaging inside an outer shipping package.
- Do not apply adhesive tape, shipping labels or writing directly to the original packaging.
- Return all accessories, manuals, components and any complimentary items received.
- Do not remove tags, labels or seals unless necessary to inspect the product.
- When trying on clothing that you may return, avoid perfume, deodorant or any use that may leave odours or marks.
- Use a trackable shipping service and keep the shipping receipt until the return has been completed.
For full conditions, exclusions and return procedures, please see our Returns and Refunds Policy.
RETURN SHIPPING COSTS
| Italy | FREE return at Poste Italiane post offices and collection points, following the instructions provided |
| Germany & Austria | Fixed cost €6.90 with DHL, deducted from the refund |
| Spain & France | Fixed cost €9.90 with DHL, deducted from the refund |
| Switzerland & Liechtenstein | Fixed cost €12.00 with Swiss Post, deducted from the refund |
| Other Countries | Variable cost depending on the carrier selected, fully payable by the customer |
The costs shown apply to returns made due to a change of mind. If the product is incorrect, damaged or not as described due to a cause attributable to All4cycling, the necessary return shipping costs will not be charged to the customer.