BOW ROLLER SELECTION GUIDE, WHAT ANCHOR FITS WHICH BOW ROLLER? Anchorlift offers two styles of Bow Rollers that work with all types of anchors available today: Anchorlift™ Fixed Roller, Self-Launching Bow Roller with dual rollers for Boats 20ft. to 100ft. and Anchorlift™ Pivoting Head, Self-Launching Bow Roller for Boats 20ft. to 100ft. It is important to match your anchor with the correct bow roller for maximum performance and usability. Fixed Roller, Self-Launching Bow Rollers are designed for use with all modern plow style anchors that are made in one piece such as the Anchorlift TPX, Rocna, Rocna Vulcan, Ultra, Manson Supreme, Mantus, Lewmar Delta, and Anchorlift XR anchors. Fixed Roller, Self-Launching Bow Rollers can also fit Fortress and Guardian anchors by removing the top roller and moving the front roller to the center position. Pivoting Head, Self-Launching Bow Rollers are designed for use with Claw type anchors also known as Bruce style and Rocna style anchors. Follow the GUIDE below for correct selection: Fixed Roller, Self-Launching Bow Rollers come in 6 different sizes for use with anchors from 5kg/11 lbs. to 120kg/264 lbs. Part No: 90125 90126 90127 90128 90129 90130 Used With Anchors 4kg/9lbs to 8kg/17lbs Anchors 8kg/17lbs to 15kg/33lbs Anchors 15kg/33lbs to 30kg/66lbs Anchors 30kg/66lbs to 50kg/110lbs Anchors 50kg/110lbs to 80kg/176lbs Anchors 80kg/176lbs to 120kg/264lbs Used With Anchors 4kg/9lbs to 8kg/17lbs Anchors 5kg/11lbs to 15kg/33lbs Anchors 8kg/17lbs to 20kg/44lbs Anchors 20kg/44lbs to 30kg/66lbs Anchors 30kg/66lbs to 50kg/110lbs Anchors 50kg/110lbs to 80kg/176lbs Anchors 80kg/176lbs to 120kg/264lbs Pivoting Head, Self-Launching Bow Rollers come in 7 different sizes for use with anchors from 5kg/11 lbs. to 120kg/264 lbs. Bruce / Claw Lewmar delta