* If you don't see your model number , please contact us to check it for you * The Guide Roller Assembly is an OEM part for Samsung microwaves. It is located inside the microwave cavity and helps facilitate smooth movement and alignment of the turntable platform. The guide rollers work with the turntable motor to ensure proper rotational motion and an even distance between the turntable and microwave walls. This precise movement allows microwaves to cook food thoroughly and consistently. Symptoms of a bad guide roller assembly include: Grinding or scraping noises coming from inside the cavity The turntable losing its proper circular motion Difficulty removing or replacing the turntable platform Inconsistent or incomplete cooking results Replacing it with this genuine Samsung assembly restores smooth turntable functionality. This OEM Samsung part is also compatible with GE and Whirlpool microwaves. Fits Models: Samsung ME19R7041FT, ME21R7051SS, ME21M706BAG, ME21M706BAS, ME20H705MSB, ME21R706BAT, ME18H704SFS, MG14H3020CM, ME21K7010DS, ME21B706B12, ME18H704SFG, ME21K7010DG, ME19R7041FB, ME21H706MQS, MS14K6000AG, ME21K6000AS, ME19R7041FG, ME21H706MQB, MS14K6000AS, ME18H704SFW, ME18H704SFB, ME21H706MQG, ME21R7051SG, ME19A7041WS, ME19R7041FS, ME20H705MSS Our Policy: * Please check ETA before placing the order. * Items returned not in original conditions are subject to a 50% deduction or deny any credit. The part must not have any type of damage, such as signs of installation by the customer, marks, or scratch. Please contact us through messages for the following reasons :Our respond time is 24 hours. If you did not receive your item within the ETA . If you received an item that is does not fit, please provide us your model and serial number to check. If you need to return an item . Item not as described for one of the following reasons (Item is defective, Doesn't match description or photos, Received wrong item, Missing parts or pieces, Arrived damaged). Thank You for Shopping!