Standard
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STANDARD Medium Frequency Crystals Pack (T1 laser crystals)
Pack of standard medium T1 laser crystals. All 8 types. 1,000 x Gamma M 1,000 x Infrared M 1,000 x Microwave M 1,000 x Multifrequency M 1,000 x Radio M 1,000 x Standard M 1,000 x Ultraviolet M 1,000 x Xray M$2.95