※ SV925 round jump rings are also available in 3mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 12mm, 14mm, and 15mm sizes. Please see the following for other round jump rings. #milugod round jump rings Material: Silver 925 Size: Outer diameter 4mm, Inner diameter 3mm, Wire diameter 0.5mm These are 4mm outer diameter round jump rings with a thin 0.5mm wire diameter. Sold in sets of 20. In addition to the 0.5mm wire diameter, 4mm diameter rings are also available with a 0.7mm wire diameter. ※ It is possible to change the quantity or combine with other parts. Please inquire. Please note that the unit price may be slightly higher if you reduce the quantity. ※ We do not offer discounts. Please purchase immediately. ※ Regular mail is not delivered on weekends and holidays. Please be aware. For those in a hurry, we recommend changing to Rakuraku Mercari delivery for an additional 100 yen. ※ If you purchase multiple items at the same time, we may be able to reduce the shipping cost. Please ask. However, if you purchase 3 or more items shipped by regular mail, we may change to Rakuraku Mercari delivery. Please feel free to ask any other questions. ※ There are notes about the shipping method. Please read the profile.