Cheap And Discounts 49U HC-49U Crystal Quartz Resonator 2.000MHZ 2MHZ 2.000M 2M 2Pin Passive Chip Crystal Oscillator Throught Hole U-shape Crystals Wholesale. Buy Directly From Merchant Electro Components Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.