Zcpt16Q1 Caplugs Plastic Center Pull Tab Tapered Plug. The CPT Series plugs offer an integral center-pull tab which facilitates insertion and removal of the plug. The tab is molded fully into the end and side walls of the plug, and will not break off during plug removal. Concentric design allows a straight-pull removal.:: a: 1.312, b: 1.465, C: 1.62, D: 0.75. Product Features Tapered design Ergonomically friendly Pull tab for easy removal Flanged to seat on fitting Economically priced Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!