Made of high quality, PP, and stainless steel. Resists rust and dulling over time. Durable rubber gasket for leak-proof blending. 7 fins extractor blade is for Auto-iQ: NN100, NN100A, NN101, NN101-30, NN102, NN210, NN210C, BL450-30, BL454Q, BL480-30, BL481-30, BL482-30, BL483-30, BL485, BL486CO, BL487, BL487-30, BL487A, BL487Q, BL487T, BL488W, BL490, BL491, BL492, BL492W, BL493, BL494, BL494C, BL641, BL641-30, BL680A, BL680A-30, BL682, BL682-30, BL682W, BL487CO, BL910, BL2012, BL2013, CT640, CT641, CT680, CT680A, CT680W, CT680SS, CT680CO2SS, etc. (Only fits 18oz, 24oz, 32oz cups does not fit 16oz cup). Please make your blender needs 7 fins replacement blade before you buy. NOT FIT: 6 pins, BL450, BL451-70, BL454-70, BL480D 70, BL480D 69, BL482-70, BL620C, BL660, BL663, BL682, BL201, BL610, NJ600, BL740,BL770,BL771, BL772, BL780, BL810, BL820, BL830, please check your model carefully before purchasing. Colour: Black Material: PP+304 stainless steel Package Contents: 2 x tool holders 2 x sealing rings 2 x brushes Only the above package content, other products are not included. Note: Light 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.