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 the 4R34 or 4R36 caliber. They ensure a secure attachment of the bracelet while maintaining flexibility and comfort on the wrist. Available in diameters of 1.6 mm, 1.8 mm, or 2.0 mm depending on the version, they are the ideal choice for automatic watches in the 5 Sports series.

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

Compatibility

Features

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

Benefits

• Compatible with most Seiko 5 Sports watches
• Calibrated spring for easy and secure installation
• Increased resistance to corrosion and moisture
• Secure attachment without damaging the horns
• Available in various diameters and alloys to suit your needs

Advice

Before purchasing, accurately measure the lug width of your watch, then choose the correct bar diameter according to the type of strap used: silicone, leather, original steel or NATO. The 1.6 to 2.0 mm models are perfectly suited to Seiko 5 Sports watches and other non-diving series, offering an ideal balance between flexibility, comfort and secure fit.