Tuoren 4Pcs Skull Knob Electric Guitar Volume Tone Control Knobs For Electric Features: Electric Guitar Metal Skull Volume Tone Knobs Use these skull knobs to dress up your electric guitar or replace the dingy or old knobs. These 4pcs of durable metal knobs are must-have replacementparts for guitar lovers. Skulls stick up about 1.9cm tall and about 2.3cm from head to chin. Corresponding to the potentiometer mounting inner diameter of 6mm. The hex wrench with this knob has a diameter of 2.0mm. Package Includes: 4 x Volume Knobs 4 x Wrench Product Features Volume Control Knobs has a skull shape concave style which is fashionable and creative to use. Use these skull knobs to dress up your electric guitar or replace the dingy or old knobs. Suitable for most rice open-shaft electric guitars, basses, stereos, etc. with a diameter of 5.8 mm. Total Size: 25 x 19 mm / 1" x 0.71"; inner Hole diameter: about 6mm / 0.23". Package Contents: 4x Control Knobs, 4 x Wrench. Color: Black / Gold / Silver. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!