Super Engineer II watch bracelet is composed by 5 chamfer edge well-made solid 316L stainless steel units. Screw-in adjustable details instead of pressure pins. This item includes one pair of FAT spring bar (eg. generic SEI Dia. 2.5mm spring bar) to ensure a more secure connection. 19mm, 20mm, 22mm and 24mm lug size of brushed design on diver clasp. Super Engineer II Series is a good choice of replacement watch band for your diving or military big watches. Common Details Lug width : 19mm, 20mm,21mm, 22mm 23mm, 24mm or 25mm please select by options provided Buckle size : 20mm, 22mm or 24mm (Straight) Material : 316L Stainless Steel, Solid Buckle Type : 316L Stainless Steel Brushed Diver's Clasp with Push Button Length : 165mm~180mm Min.length after adjusted : 95mm~105mm Thickness : 4.6mm Lug hole dia. : 2.5mm (Spring bar included) Lug end style : Straight End Adjustment type : Screw fixed Link + 3 Mirco hole type adjustment Remarks: Super Engineer II Chamfer-edge End Link 2014 version ****Design to fit corresponding lug width watches Options Finish : Brushed / Lug width : 19mmSS192003B024, Net weight 108gram, Length 165~95mm Finish : Brushed / Lug width : 20mmSS202003B024, Net weight 109gram, Length 165~95mm Finish : Brushed / Lug width : 21mmSS212003B024, Net weight 110gram, Length 165~95mm Finish : Brushed / Lug width : 22mmSS222203B024, Net weight 119gram, Length 170~100mm Finish : Brushed / Lug width : 23mmSS232203B024, Net weight 120gram, Length 170~100mm Finish : Brushed / Lug width : 24mmSS242403B024, Net weight 135gram, Length 180~105mm Finish : Brushed / Lug width : 25mmSS252403B024, Net weight 135gram, Length 180~105mm