# RD24 Rear Derailleur Chain Tensioner

Full listing title: RD24 Rear Derailleur Chain Tensioner Threaded-Lock Mounting Folding Bike Chain Tensioner Lightweight

- SKU: DCD-10001600554
- Price: 38.99 USD (excludes sales tax; tax calculated at checkout). Price valid until 2026-10-31.
- Availability: In stock (20 available; up to 10 per order)
- Shipping: free standard shipping, United States only; delivered in 12-22 days from order (leaves the warehouse within 4 business days)
- Estimated delivery if ordered today (2026-10-01): 2026-10-13 to 2026-10-23
- Returns: 30 days from delivery for unused items in original packaging; customer pays return shipping unless the item is damaged, defective or not as described; refund to the original payment method within 5 business days of receiving the return (https://suntekstore.com/returns/)
- Category: Garage & Ride (Vehicles & Parts > Vehicle Parts & Accessories > Motor Vehicle Parts)
- Condition: new; brand: SuntekStore
- Package size: 21.64 x 17.75 x 6 cm (8.5 x 7.0 x 2.4 in)
- Weight: 0.12 kg (0.26 lb)
- Material: Aluminum Alloy, Nylon

## Description

Product Identity: The RD24 rear derailleur chain tensioner is a precision-engineered bike component designed for threaded-lock rear derailleur installation on compatible folding bike frame hooks.
Core Function: This chain tensioner maintains consistent chain guidance and proper tension for folding-bike drivetrains, working in tandem with compatible rear derailleurs for reliable gear changing performance.
Construction Material: Built from aluminum alloy with a lightweight open-frame arm and an 8-tooth nylon guide wheel, this rear derailleur tensioner harmonize strength with a low total weight of just 105 g.
Mounting Compatibility: Featuring a threaded mounting axle and a mounting bracket groove measuring 26.3 mm wide and 20 mm high with a 17.8 mm circular hole, this folding bike chain tensioner fits compatible portable foldable bike folding bike securely.
Dimensional Specs: With a 114 mm arm length, 32.5 mm diameter guide wheel, and a circular chain-guiding wheel assembly with 12 mm width and 38.5 mm overall mounting depth, this tensioner delivers compact, space-reliable results for folding drivetrain setups.

The RD24 rear derailleur chain tensioner is a practical bike component built for folding bike drivetrain upgrades and rear derailleur conversion projects. Designed for threaded-lock mounting on compatible frame hooks, it gives riders a reliable way to refine their folding bike's gear changing and chain management system. As a dedicated chain tensioner, its primary job is to keep the chain properly guided and tensioned during every biking Whether you are cruising through city streets, unfolding your bike for a short trip, or tackling rolling neighborhood roads, it works with compatible rear derailleurs to deliver smoother, more consistent gear changing you can count on. Crafted from aluminum alloy with a lightweight open-frame arm, this rear derailleur tensioner keeps overall weight reduction to just 105 g without sacrificing durability. The 8-tooth nylon guide wheel runs quietly and reduces friction, making it well suited for regular folding-bike maintenance and long-term everyday use. Installation is straightforward thanks to the threaded mounting axle and sized mounting bracket interface. The groove measures 26.3 mm wide and 20 mm high, with a 17.8 mm circular hole, so this folding bike chain tensioner seats securely on compatible portable foldable bike folding bike for a stable, rattle fit. Its compact dimensions make it ideal for space-conscious folding bike builds. The arm stretches 114 mm long, the guide wheel has a 32.5 mm diameter, and the circular chain-guiding wheel assembly offers 12 mm of width with 38 units.5 mm overall mounting depth. Together, these proportions create a sleek, functional tensioner that supports clean drivetrain performance on folding bikes.

Option: Black

## How to buy

Open https://suntekstore.com/buy/DCD-10001600554?qty=1 (change qty to 1-10). It redirects to Stripe Checkout; the shopper enters a US shipping address and pays there. No account or cart needed.

## Links

- Product page: https://suntekstore.com/p/DCD-10001600554/
- JSON: https://suntekstore.com/products/DCD-10001600554.json
- Image: https://suntekstore-img.sfo3.digitaloceanspaces.com/p/d7/d754494d815a9395088550c3da846802d364dceb.jpg
- Store policies: https://suntekstore.com/llms.txt