Switching guitar strings can be a very boring and thing. Any guitarist who has done this by hand will love crank and never want to string up guitar strings again without a crank. Due to the length of the crank handle, as as the high quality screw in the right place in the connecting piece, crank of your faithful companion. Robustly for long pleasure. crank fits in any of your guitar cases. Whether western guitar, acoustic guitar, classical guitar, electric guitar etc. It is very light and takes almost no space . In the crank of a pin puller is integrated on the crank head. As you can see on one of the product images, you can easily pull out the pins of your acoustic guitar with the help of this addition and thus your fingernails. In addition to crank you get two in light blue. These are almost indestructible during normal and the right sound at your concert (whether or in the living room). Color: Black Material: plastic, celluloid are random in color Note: Random color, not to accept the specified color. Package contents: 1 * guitar reel 2 * paddles Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.