Feature●Easily connects the LockNFlate Air Chuck to any inflator or pump with a screw-on, or other, female Schrader valve connection●1/4 NPT (m) to standard Schrader valve (m) [VG8/8V1 valve threads]●Precision-machined by our local, Master Machinist, dont settle for cheap knockoffs!●Upgrade the chuck on your compressor or air pump●Made in the USA●Easy to installDescription