Product Details Shipping & Returns Product Details IBM Lenovo N100 Laptop Keys Replacement IBM Lenovo N100 Laptop Keys Replacement Please identify your KEY TYPE , There are 4 versions of this keyboard, so please make sure to identify the key type that best matches your keyboard. If you need more info please visit the how to order section. IC02 IC03 IC37 IC39 Your keyboard should look like this The Key Cap This is the piece of plastic that has the letter on it. The Retainer Clip The plastic or metal sisscor clip pieces that hold the key cap to the base of the keyboard. The Rubber Cup This is the piece of rubber or plastic that acts as the spring to rebound the key after you press it. Shipping & Returns