Skip to product information
1 of 3


Graphtech Acoustic 3+3 Butterbean Button Nickel PRN-3422-N0

Graphtech Acoustic 3+3 Butterbean Button Nickel PRN-3422-N0

Regular price ₱7,850.00 PHP
Regular price ₱0.00 PHP Sale price ₱7,850.00 PHP
Sale Sold out

The PRN-3422-N0 is a set of handed set of Ratio Tuned Open-Back Machine Heads with a Butter Bean style button for acoustic guitar that use three per side tuners.


Ratio - Tuned Machine Heads are the first and only machine head to incorporate the different string gauges into the tuning equation. We balanced the individual gear ratios to each string dramatically simplified the tuning process. No more overshooting the G string or twisting away on the high E string. With Ratio, each half key turn equals one semitone change on all strings! Quicker, more accurate tuning on every string.


We ship via Lalamove within Metro Manila or nearby cities. We ship via LBC, J&T, YTO, 2GO nationwide. You may select the courier upon checkout.

Care Instructions

Bring your guitar only to certified Guitar Pusher techs or to certified tech partners nationwide. Damage due to uncertified techs will not be honored for warranty claim.

When returning items, it should be in brand new condition without any modifications, complete with all accessories and attachments.

View full details
  • Free Shipping

    We offer free shipping for total bill of P10,000 and above within Metro Manila and P25,000 and above for provincial shipments.

  • Hassle-Free Exchanges

    We accept 7-days exchange warranty for any factory defect. Just visit the branch where you bought the item, or send us a message in our Facebook page to schedule the exchange. Items must be in brand new condition.