HR Nivastar Mainspring G305 for Benrus AX, BO, Record 160, Durowe 425, 562 - Alloy

HR Nivastar Mainspring No. G305 for Benrus AX, BO, Record 160, Durowe 425, 562 caliber movements, alloy, new in envelope. See images for all calibers supported and precise mainspring specifications. I likely have several of these so the one you get may differ slightly form the images. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.