| There is a viscous coupling in the front axle, a self-locking differential in the rear and the whole thing alters torque seamlessly from front to rear as required. |
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| Self-locking manger stalls can eliminate the need for sorting animals by automatically locking animals upon return from the parlor. |
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| The lanyard has two elasticized webbing branches with self-locking carabiners at each end. |
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