Morris tuning fork MO-450, accurately producing a 440Hz tone. - Brand: Morris - Model: MO-450 - Frequency: 440Hz - Type: Two tuning forks - Two picks and two hex wrenches This item was kept at home. As it has been stored by a non-professional, there may be some scratches and dirt. Please bid only if you understand this. ★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★ ○ Please check my other listings as well. ○ To prevent mischief, I will not trade with users who have negative feedback. ○ Please note that the color may differ slightly between the photos and the actual item.