Bow String Serving Jig Tool Aluminum Alloy Adjustable Tension Archery Winder for Various Bow. Quick removal of roller, quick and convenient replacement of protection rope. Suitable for compound bow and recurve bow.Special designed bowstring slot, fixed positioning, convenient to use. Compatible with most types of bow and string service materials. The metal roller design makes the water more smooth and the friction of the strings is smaller. Specification: Material: aluminum alloy, ABS Package Size: Approx. 15.5*13*3cm Color: As Pic Shown Packing List: 1 x Bowstring Tool Notes: 1.Due to the different monitor and light effect, the actual color maybe a slight different from the picture color. 2.Due to manual measurements, please allow slight measurement deviations.