Check the listing for details. 1/4" NPT CLOSE NIPPLE Threaded Pipe Fitting BLACK STEEL Gas Pipe Fitting 6 Pack. Condition: New. Listed at 6.79 USD. These are 1/4" NPT Male X Close Steel Pipe Nipples that measure approximately 1" in length. These are close pipe nipples, meaning they have back to back threads and there isn't any extra length between the threads. If you have any questions about the sizing or anything else, don't hesitate to contact us. SHIPPING- Our standard shipping is always free.- All shipments with tracking numbers are sent out within 1 business day (Mon-Fri) except holidays. - Please make sure your ship-to address is correct.- Delivery date by eBay is estimated, and not guaranteed.RETURN- We stand behind our products. If you are not happy with your order for any reason, returns are accepted within 30 days from purchase.- Item must be in its original condition. - Please allow up to 3 business days for your return to be processed after it is received by us.