✅ Material Options
Choose from high-quality zinc alloy, brass, or iron materials to achieve desired durability and weight . Base metal can be selected based on your budget and application requirements.

✅ Size Customization
Beyond the standard 19.6mm size, we accommodate customer sizes from 8mm up to 49mm outer diameter for flat O ring carabiners . Inner diameter options range from 16mm to 38mm with various wire thicknesses (4mm-5.5mm) .

✅ Plating & Finish
Select from various electroplating finishes including gold filled, rose gold, polished silver-nickel, antique brass, matte colors, or shiny bright plating . Custom color matching is available for brand consistency.

✅ Logo Engraving
Precise custom logo engraving on the flat surface of the spring ring clasp. We support die-struck, laser engraving, or embossed logo applications . Your brand mark remains crisp and durable through daily use.

✅ Sample Service
Free samples available for quality evaluation before bulk production . Sample creation typically requires 7-15 days depending on complexity .

✅ Packaging Options
Standard packaging includes individual poly bags with inner boxes and outer cartons . Custom packaging with your branding, hang tags, or retail-ready presentation available upon request 

✅ Minimum Order Quantity
Low MOQ starting from 100 pieces for custom logo engraving . Larger volume orders receive competitive tiered pricing .

✅ Production Time
10-12 days for standard customization samples, bulk production time 25-30 days