Features 1、Reliable Material: Universal pen adapter is made of aluminum alloy material, which has a long service life, compared to most pen holders made of plastic in the market. 2、Easy Installation: Remove the original pen adapter. Insert the universal one with a quick calibration and a test. Once you're proficient, pen will not need the depth calibration. Just take a look then you will know the required depth. 3、Easy to Store: The universal pen adapter is small enough to organize in the device or in the box, which is convenient for you to work. 4、Simple Operation: You can get 2 pen adapters suitable for Cricut machine. The pen adapter for Cricut is easy to install and remove, and the height of the pen can be accurately adjusted. 5、Wide Compatibility: Our universal pen adapters set are compatible with pens of various brands and models, which can work perfectly. Specification Item Type: Universal Pen Adapter Material: Aluminum alloy Applicable Models: Applicable to all models and types for Cricut cutting machines Package List 2 x Universal Pen Adapters