You will need to use the Wet Equalizer Bolt with Locknut and Grease Zerk for Double-Eye Springs - 3" Long # 126B2. Replacement bolts for the # MR46ZR are not available so this is the only option. view full answer...
Since you have the exhaust only model the correct replacement circuit board is the Replacement Printed Circuit Board for MaxxAir Powered Lift RV Roof Vents w/ Exhaust Only Fan # MA39FR. view full answer...