SAFELIFE 15-1/6" Extended Dual Head Air Chuck for Semi Trucks Dually Tires, 1/4" FNPT Heavy Duty Lock On Tire Inflate Chuck w/Quick Plug electronics_update_2023 it is most likely the

it is most likely the drive is not strict 1/2"

it used as the stand which is more convenient when watching films etc

Net Weight: 7

contoured design for a comfortable and secure grip

Voltmeter (10 - 16 VDC)

SAFELIFE 15-1/6" Extended Dual Head Air Chuck for Semi Trucks Dually Tires, 1/4" FNPT Heavy Duty Lock On Tire Inflate Chuck w/Quick Plug electronics_update_2023 it is most likely theSAFELIFE 15 1 6" Extended Dual Head Air Chuck for Semi Trucks Dually Tires, 1 4" FNPT Heavy Duty Lock On Tire Inflate Chuck w Quick Plug Product Features BUILT FOR COMFORT SAFELIFE dual head semi truck air chuck is 15 1 6 inch long; The operating length of the extended reach chuck provides comfort that a smaller heavy duty air chuck can't; Great for inflating inner duals of semi truck,rv, bus and so on. The rubber grip provide a more good touch feel