Compatible With Bissell Proheat 2X Revolution Pet Carpet Cleaner Models 1548, 1550, 1551, 15501, 15504, 15505, 15506, 15507, 1550F, 1550G, 1548, 15482, 15483, 1548L, 1548P, 1548Q, 1548R, 1548T, 1548U, 15503, 15508,15481. | | Replace Parts No 1606418, 1606419, 1606428 | | Package Includes: 2 * Small Brush Belt + 2 * Large Pump Belt + 2 * Flat Pump Belt | | When Belts Are New, They Are Smaller Than The Belt That Is On Your Machine, Because The Belts Get Stretched Out Over Time.That Is Why When You Put A New Belt On It Is Really Tight. Generally Belts Should Be Changed Every Year To Year And A Half Depending On The Household Vacuuming Habits And Size Of Homes. | |