Fully AdjustableLine Tensioner ContorlAdjustble Spool Width ControlMulti Rotate Spool Holder Avoids Line TwistThe Suction Cup at the bottom could adsorb on any smooth surfaceCompact and lightweight， you can remove the installation.Metal material， forming oneWith fastening springs， adjustable clamping force size， control line tightness.The suction cup at the bottom could adsorb on any smooth surfaceThe on-line uniform， effective protect of the fishing line.Exclusive designMaterial: AluminumHeight:Approx.14CM/5.5"Wide: 13.5cm/5.31''The bottom of the suction cup: 8CMWeight:130gMain Color: Silver