For Sale: Lot of 8 Metal Can LF Crystals with 1/2" pin spacing Like HC6U, HC13U, HC-33U, CR-50A etc. QTY - FREQ. 1 - 50.22 kHz 3 - 61.74 kHz 1 - 78.75 kHz 1 - 153.60 kHz 1 - 304.00 kHz 1 - 455.00 kHz Will sell all of the above for $25.00 plus shipping.