1/4" Lock On All Metal Air Chuck,Mini Air Compressor Portable Tire Inflator Tire Chuck with Barb Connector for Hose Repair Inflate Chuck Descriptions: 90 degree lock-on all metal construction tire inflator chuck for portable tire inflator, for bike,motorcycle,car 1/4" ID Hose Barb end makes it the perfect choice for hose repair open flow with a lock-on clamp make it easy for hands free tire inflation Material: Zinc Alloy Use under 200psi,heavy truck/vehicle forbidden. Package included: 1x 1/4" Lock On Air Chuck with Barb Connector