Machrus Adjustement Knob Small fits for models UBSF01HR-40 , UBSF01-48
Machrus Bolt & Nut for model's UBSF01-36 - UBSF01-40 - UBSF01HR-40 - UBSF01-44 - UBSF01-48 - UBSF014F-36 - UBSF014F-40
Machrus Secure pin fits for models UBSF01-36F , UBSF01-40F, UBSF01-44