COMPATIBILITY: Compatible with Sanitaire Commercial Vacuum model SC679, SC684, SC688, SC689, SC886, SC887, SC888, SC889, SC899, SC9050D, 1934, 1950, 6426, 6436, AC2094, AM688, AU887, BC2137, C2031, C2032, C2094, C2095, C2132, C2133, C2194, C4046, C4047, C4446, EP888, EP899, EP9025, HC2135, HD2094, HE4046, HE679, HE688, LC2356, MC679, ML1000, ML1200, NC2031, S634, S635, S639, S645, S647, S649, S661, S663, S670, S675, S677, S9020, SC6484, SC678, SC685, SC695, SC881, SC882, SC883, TC2032. 30563A 30563B BELT: The vacuum belt has also described as part number 30563A, 30563B, style type RD, 52100, 52100B, 52100C, 52100D, these vacuum cleaner belts fit all and Sanitaire upright vacuums with the round tube type belt. PREMIUM QUALITY: Made of high quality rubber, the upright vacuum belt is safe, and flexible. These belts keep your vacuum machine working in prime condition. EASY TO REPLACE: 6 Pack Replacement Belts. Simply remove the damaged belt from your vacuum and replace this new drive belt in the position, bring your vacuum cleaner back to life. REPLACEMENT CYCLE: For performance, replace your vacuum parts every 3 to 6 months to keep your machine cleaning performance. Colour:black-grey Material:rubber Package Contents: 6 x Vacuum Belt Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.