Neck Measuring Gauge Sign Up The neck of a bottle has many critical and exacting dimensions. And there are many sizes and countless styles of caps to choose from. The secret to a great fit? The “T” dimension! And that’s precisely what we show you in this O.Berk Packaging Crash Course Video: How To Measure A Bottle Neck Or Cap. In less than a minute and a half (literally!) you’ll learn the key to pairing a great looking bottle with a perfectly-fitting cap. Please fill out the form below to apply for a complimentary neck measuring gauge. To review how to use the gauge, click here for a tutorial video. Email * First Name * Last Name * Company * Address * City * State * AL AK AZ AR CA CO CT DE DC FL GA HI ID IL IN IA KS KY LA ME MD MA MI MN MS MO MT NE NV NH NJ NM NY NC ND OH OK OR PA RI SC SD TN TX UT VT VA WA WV WI WY Zip Code * Comments