Spring Bars - Seiko 5 Sports 4R34 4R36 "5KX" (GMT) Watch Strap - 2 Pcs

Premium spring bars compatible with Seiko 5 Sports

Precision spring bars, also called pins , specially designed for Seiko 5 Sports watches and models equipped with caliber 4R34 or 4R36. They ensure a stable fit for the strap while maintaining flexibility and comfort on the wrist. Available in 1.6 mm, 1.8 mm or 2.0 mm diameters depending on the version, they are the ideal choice for the automatic watches in the 5 Sports series.

Made from Premium 316L stainless steel (or 304 depending on the model), these bars offer excellent resistance to corrosion and wear. Their precisely adjusted internal spring ensures smooth installation and reliable support of the bracelet, without excess tension. Perfect for everyday use or light sports.

Compatibility

Features

• Material: 304 or 316L stainless steel (watchmaking quality, high corrosion resistance)
• Available versions:
• 22 mm BXT – Ø 1.6 mm – tip 1.0 mm – 304 steel
• 22 mm XTS – Ø 1.8 mm – tip 0.9 mm – 316L steel
• 22 mm XST – Ø 2.0 mm – tip 0.9 mm – 316L steel
• Between lugs: 22 mm
• Packaging: Set of 2 pieces

Benefits

• Compatible with most Seiko 5 Sports watches
• Calibrated spring for easy and secure installation
• Increased resistance to corrosion and moisture
• Reliable fixation without damaging the horns
• Available in several diameters and alloys according to your needs

Advice

Before purchasing, measure the lug width of your watch precisely, then choose the correct lug diameter depending on the type of strap used: silicone, leather, original steel or NATO. The 1.6-2.0mm models are ideal for Seiko 5 Sports watches and other non-diving series, providing an ideal balance of flexibility, comfort and secure fit.