Aftermarket Tennant 32506, Deep Lock Ring and Pad Grip
Belt Auto Tension. Fits Nilfisk Advance Advenger 2800ST and 3400ST, Convertamatic, SC750 and SC800, Warrior 28D, ES300 ST, XP and ES400 XLP.
Fits Nilfisk Advance 56315321 (alt # 56315321)This part is listed as fitting the following models: