4Pcs 4WD Universal Brass off-Road Automatic Tire Tyre Deflators Valve set 6-30 PSI Adjustable bleeder Set
Features:
1.Solid Brass Adjustable Tire Deflators, Air Down from 6-30PSI
2.Air down all 4 tires simultaneously to a preset pressure.
3.Simply screw onto your tire valve to automatically deflate all tires to your preset pressure. Fits standard tire valve size.
4.Tested, Proven, Reliable - Brass, and rust free springs and inner components .
5.Made with brass and rust free inner springs and components.

Descriptions:
1.The Adjustable Brass Tire Deflators made with brass and rust free inner springs and components.
2.Simply screw onto your tire valve to automatically deflate all tires to your preset pressure.
3.Once you have preset the valve you will not have to set them again, unless you wish to change the pressure setting.ntact with car paint, wiper blades or plastic trim, as this may cause damage.

Instruction:
Step 1: Deflate a spare/extra tire to your preferred deflation pressure. 
Step 2: With the lock ring and adjusting cap wound down, screw your deflator on the valve stem.(Be sure to make sure the threads are clean and in good condition)  
Step 3: Loosen cap (counter-clockwise) until deflator pops open, then immediately tighten cap to the position where the air stops exhausting. 
Step 4: Turn lock ring up to adjust cap and tighten.    
Step 5: Installation is now complete and set to your preferred deflation pressure.   

Specifications:
Material: Brass
Pressure Range: 6-30 PSI
Size:41 x 17mm
Quantity: 4 pcs
Best Suited For:  4x4,Off-Road,Sand,Mud,Trucks,Baja

Package information:
Package weight:160g/5.6oz
Package size:60x50x30mm/2.34x1.95x1.17in
General Box Package

Package included:
4 x Tire Deflators

Note:
1.Due to lighting effects, monitor's brightness , contrast settings etc, there could be some slight differences in the color tone of the pictures and the actual item.
2.Please allow 1-2mm differs due to manual measurement, thanks.