Built to strict quality control standards. Mounts up to the original equipment perfectly. Bottom Roller Weight:72.75 pounds. Item Package Quantity:1 x Bottom Roller. Material: 50 MnB Steel. Surface Hardness: HRC52-58, Deepth:5mm-10mm. Technique: Forging and Casting. Fits all SVL models including SVL65-2, SVL65-2C, SVL75, SVL75-2, SVL75-2C, SVL75C, SVL90, SVL90-2, SVL90-2C, SVL90C, SVL95-2S, SVL95-2SC, SVL97-2 and SVL97-2C. To ensure the items you are interested in fit your needs, please do some background research and ask as many questions as you need to be certain you get what you are looking for. Due to the light and screen difference, the item’s color may be slightly different from the pictures. Please check whether this item can fit on your car before purchasing. If you not familiar with DIY, please ask professional for help. We highly recommend asking your local dealer to ensure compatibility. 1 Bottom Roller Track Roller. Our company has warehouses in CA and NJ, and we will send your order to the nearest location. If you are missing any parts, or need replacements, we will gladly provide those items upon request. Customer feedback is important to us. We are (and always will be) committed to providing our customers with the best possible online shopping experience, exceptional quality products and extraordinary value. If we’ve fallen short in any way, or if there’s anything we can do to assist or improve your shopping experience with us, we want to know!