FKM Rubber CTS Strap – Compatible with Luxury Watches
FKM Rubber CTS Strap – Compatible with Luxury Watches
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Premium cut-to-size FKM rubber strap with quick-release bars for a precise, custom fit. Hypoallergenic, durable, flexible. Available in 20/21/22mm.
FKM Rubber CTS Strap — Cut-to-Size, Quick-Release
Upgrade your timepiece with the Wellstraps™ FKM Rubber CTS Strap. Trim it to your exact wrist size for a sleek, tailored fit without bulk. Made from premium, allergy-free FKM rubber for all-day comfort, resilience, and a clean, contemporary look.
Compatible with
Watches that use straight spring bars and the following lug widths:
- 20mm, 21mm, 22mm (select your size when ordering)
Examples:
- Rolex Submariner / Datejust / Oyster Perpetual (20–21mm)
- Omega Seamaster / Aqua Terra (20mm)
- TAG Heuer Carrera / Aquaracer (20–21mm)
- Breitling Superocean / Navitimer (22mm)
- IWC Pilot’s Watch (21–22mm)
- Tudor Black Bay (20–22mm)
- Zenith Chronomaster Original / Sport (20mm)
- Grand Seiko Heritage (20–22mm)
- Other models with standard lugs in 20/21/22mm
Why FKM CTS
- Cut-to-Size (CTS): tailor the length for a perfect, low-profile fit
- Quick-Release Spring Bars: included for fast strap changes
- Hypoallergenic Comfort: skin-friendly, all-day wear
- Built to Last: resistant to UV, sweat, oils, and temperature changes
- Water-Ready: ideal for daily wear, travel, and active lifestyles
How to cut-to-size (quick guide)
- Measure your wrist with the strap mounted (without trimming) to find excess length.
- Remove the strap and trim one notch at a time from the end(s) as needed.
- Reinstall and check fit; repeat trimming in small steps for a precise result.
- Attach with the included quick-release spring bars.
Details
- Material: Premium FKM Rubber (allergy-free)
- Length: 120mm + 120mm (cut-to-size, adjustable)
- Lug Widths: 20mm, 21mm, 22mm
- Spring Bars: Quick-release (included)
- Color: Black
Package Includes
- 1× FKM Rubber CTS Strap with chosen buckle
- Quick-release spring bars
Add the matching installation tool for easy installation.
The Wellstraps Excellence Service
- Lifetime Warranty
- Easy Returns
- Worldwide Shipping
Disclaimer: Wellstraps is not affiliated with any watch brand. The watch strap is for sale, not the watch.




















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Care Tips
Keep leather straps dry and conditioned using high-quality leather conditioners. Avoid prolonged exposure to water, sweat, direct sunlight, and extreme heat. Rinse rubber straps with fresh water after contact with saltwater or sweat, then dry gently. Air-dry nylon straps away from direct sunlight to maintain their durability.
Measure Lug Width
Use a caliper or ruler to measure the inner distance between your watch’s lugs in millimeters for an exact fit. Accurate measurement helps avoid ordering the wrong size.
Attach & Remove
Gently compress the spring bar with a proper tool to install or remove the strap without scratching your watch. For easiest installation, we recommend using our precision spring-bar tool (available separately).
Water & Sweat Exposure
Rubber and nylon straps are water-friendly—rinse and pat dry after exposure to moisture. Leather straps should avoid prolonged contact with water to prevent damage.
Tool Recommendations
For the easiest installation and removal, we recommend our precision spring-bar tool, sold separately — see Tools collection.
Warranty & Service
All straps come with a Lifetime Warranty against manufacturing defects.
This warranty does not cover damage caused by improper use, accidents, or normal wear and tear.
For assistance, email contact@wellstraps.com.