Sterling Silver, 100% Recycled Supplied fully assembled Available with multi buy discounts This Sterling Silver Cufflink Fitting is fully assembled with a square body and S arm fitting. The length of the cufflink fitting arm is approximately 17.3mm. Please note: Care must be taken when soldering these sterling silver cufflink fittings. Heat should be carefully applied to the end of the S arm of the silver cufflink back, to avoid damage to the spring, and end caps. We suggest easy or medium soldering only. These cufflink backs are sold individually, but are available with multi-buy discounts. This product is made using 100% recycled Silver