Violin Bow Corrector for 1/2-4/4 Violin Bow Collimator Guide Tool for Violin Beginner Teaches Proper Bow Holding Technique Accessory - Red music_UK_update_2021 1 inch Package Type: DIP(Dual

1 inch Package Type: DIP(Dual In-line Package)Polarity: Anode (Longer Part) | Cathode (Shorter Part) Package Content: 5 pcs x Photodiodes

and XF 60mm F2

23 inch Weight:13

HTC RE Cam

Violin Bow Corrector for 1/2-4/4 Violin Bow Collimator Guide Tool for Violin Beginner Teaches Proper Bow Holding Technique Accessory - Red music_UK_update_2021 1 inch Package Type: DIP(DualViolin Bow Corrector for 1 2 4 4 Violin Bow Collimator Guide Tool for Violin Beginner Teaches Proper Bow Holding Technique Accessory Red Product Features Violin Bow Straighten Collimator Guide Tool is used universally applicable to 1 2 4 4 violins. Made of tough plastic, durable in use, difficult to break off, wearable, no harm to your instrument. This violin bow straightener does not involve pronunciation and does not change the sound quality. Self