HR Quick Fit Mainspring K434 for Rolex caliber 270, 280 & Felsa 21, 81 - Alloy

HR Quick Fit Mainspring K434 for Rolex caliber 270, 280, Felsa 21, 81 & Gruen 265, white alloy. See image for precise characteristics and further helpful information. 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.