Roll-line Tube Wrench 11mm -17mm Roller Skates > Roller Skate Boots you can fine-tune the frame

you can fine-tune the frame placement for greater stability

The list below is an integrated list from most flexible to hardest and combines both rubber and urethane suspensions

This tool is also often called a centerline tool because its general purpose is to find the center of the boot

They come in 4 colors

Roll-line Tube Wrench 11mm -17mm Roller Skates > Roller Skate Boots you can fine-tune the frameRoll Line Tube Wrench 11mm 17mm The Roll Line Tube Wrench is an essential tool for any skater using Roll Line plates. Designed to fit 11 mm and 17 mm nuts, this standard tube wrench is perfect for all Roll Line plates with 7 mm screws. Made from durable materials, it ensures you can easily and efficiently make adjustments and maintain your skates. Whether you're tightening or loosening components, this tube wrench provides the precision and leverage