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Model 920 Rat Adaptor

Model 920 Rat Adaptor includes a nose and tooth bar assembly offering various stereotaxic adjustments.

Dorsal/Ventral adjustment dial – Calibrated in 100 micron increments, 1 mm per revolution.

Dorsal/Ventral adjustment – 30 mm

Dorsal – 10 mm above ear bar zero

Ventral – 20 mm below ear bar zero

Adaptor Plate A/P adjustment – 44 mm

Ear Bars – Model 957 18° Tip Rat Ear Bars

(6.3 mm square with 35 mm of calibration).