Description:50 PCS Stainless Steel Watch Band Spring Bars Strap Link Pins 20mm - 28mmSpring bars are separated by their sizes and conveniently stored in 10 compartments in one hard clear case.Head Diameter: 4.0mm， 5.0mm(each size of head has 25pcs)Stick Diameter: 1.5mmStick Length: 20， 22， 24， 26， 28mm(each length has 5pcs)Specification:Diameter of the head(mm)Diameter of the stick(mm)Length of the stick(mm)Quantity(pcs)4.01.52054.01.52254.01.52454.01.52654.01.52855.01.52055.01.52255.01.52455.01.52655.01.5285Package Included:1x 50pcs stainless steel watch band spring bars1x storage case