Features: *Brand new and high quality. *This neat tool will work on any knob, doesn't matter the guitar brand. *High Impact Plastic won't scratch your pickguard, paint or metals. *The inner grip fits under bottom of knob, the outer ring is pushed down to tighten grip on knob. After pushing outer ring down to tighten, there is room to put your finger through and pull. *This is the best regular maintenance you can do for your electric guitar Specifications: Product Name:Knob puller Color: Black,Red Material: ABS Weight:approx.10g Quantity:1 pcs Package include: 1*Knob puller (As Picture Show) Note: Please be sure to verify the size before you order the item. Please refer to the measurement. Tiny measuring error is allowable in normal range. There might be a little color difference due to the monitor, camera or other factors, please refer to the physical item. This neat tool will work on any knob, doesn't matter the guitar brand. High Impact Plastic won't scratch your pickguard, paint or metals. The inner grip fits under bottom of knob, the outer ring is pushed down to tighten grip on knob. After pushing outer ring down to tighten, there is room to put your finger through and pull. Brand new and high quality. This is the best regular maintenance you can do for your electric guitar Specifications: Product Name:Knob puller Color: Black,Red Material: ABS Weight:approx.10g Quantity:1 pcs Package include: 1