Dimensions: The diameter of the plastic grille is 15 inches, the diameter of the lens is 9 3/4 inches, and the distance between the two connected spring clips is 12 7/8 inches Excellent Material: The grille is made of good quality plastic and features a durable white spray painted surface treatment for a long service life Accurate Compatibility: S97017702 grille component compatible with model 8663DG 8663M 8663MAB 8663MBR 8663MN 8663NLM 8663NLMAB 8663NLP 8663NP 8663P 8663RF 8663RFT 8664RP 8673DG 8673RP VL3668MAB VL3668MBR VL3668P 750 750-R02 751 751-R02 752 Easy to Install: Easy to install, no tools required. Simply press the two fixed springs manually, insert the spring clip directly, and tightly attach the cover to the ceiling to complete the installation Part number of NT0461B000 and 85968000;Item includes：grill, lens, and springs Excellent Material: The grille is made of good quality plastic and features a durable white spray painted surface treatment for a long service life Accurate Compatibility: S97017702 grille component compatible with model 8663DG 8663M 8663MAB 8663MBR 8663MN 8663NLM 8663NLMAB 8663NLP 8663NP 8663P 8663RF 8663RFT 8664RP 8673DG 8673RP VL3668MAB VL3668MBR VL3668P 750 750-R02 751 751-R02 752 Easy to install: Easy to install, no tools required. Simply press the two fixed springs manually, insert the spring clip directly, and tightly attach the cover to the ceiling to complete the installation Dimensions: The diameter of the plastic grille is 15 inches, the diameter of the lens is 9 3/4 inches, and the distance between the two connected spring clips is 12 7/8 inches part number of NT0461B000 and 85968000;Item includes：grill, lens, and springs