Overview Reviews Product Description Use HHD to MMT dual handle stabilizer to stabilize MMT dynamometer during test procedure. Hand dynamometer and MMT attachment accessories sold separately. Product Videos Custom Field Product Reviews Write a Review Write a Review × Baseline Baseline HHD to MMT Combo - Dual Handle only Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *