Description The Ortlieb QL3.1 Mounting Clamps are a replacement part for mounting your QL3.1 pannier to your Quick Rack. Compatible with all Quick Racks except the XL version, which uses studs (part number E271). Ortlieb’s famous Quick Racks come with half the hard work done for you when it comes to running QL3.1 panniers. These Quick Rack QL3.1 mounting clamps come with the screws needed to fit them to the bosses on your Quick Rack. Note: Compatible with Quick Rack, Quick Rack Light & Quick Rack L. These model racks come with the mounting clamps already. Ortlieb part number: E264 Not sure if the Ortlieb QL3.1 Mounting Clamps is the part you need? We can help! One of the best things about Ortlieb is their huge & ongoing range of spare parts & replacement parts. We have been stocking Ortlieb bags & accessories at Abbotsford Cycles for decades because they make excellent products. And they can last you a lifetime because their hardware can be replaced & they bags can be repaired. The reason we recommend these products is how confident we are that you will never need to buy another Ortlieb! But we know it can be tricky figuring out which part you need, and which is compatible with your bag. So if you are having trouble, get in touch. We have manuals & years of experience finding & fitting the correct parts for Ortlieb bags & racks. And we are confident that your Ortlieb can continue to be the best waterproof bag you can buy!