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World Precision Instrument Rat Dual-Sided Ear Bars,45 and 18 degrees

Supplier: World Precision Instrument 505387

Ear Bars have laser-engraved scales, 50mm of calibration and are 6.2 mm square.WPI Mouse and Rat Stereotaxic Instruments and WPI Rat Stereotaxic Instruments Ear Bars have a different zero point than those for the 505326 series. Standard (18°) Ear Bars taper at the tip to penetrate far into the ear canal for a more secure hold. Non-puncture Ear Bars have a 45° taper and do not puncture the tympanic membrane.
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