It can be used in any positionThe cylinder walls and pistons are chrome platedSingle action, spring retract 
The paint surface makes it more resistant to decay

The safety valve protects against overloadBaking paint surface to improve corrosion resistanceDouble action for quick returnHollow plunger allows thrust and pul···

Single function, load rollback 
Special composite coating for better corrosion resistance,Operating friction is lessJacks can withstand pressure exceeding 5% o···

Single function, load rollback 
Special composite coating for better corrosion resistance,Less operating friction 
 can withstand partial load up to 5% of the···

Single acting gravity recoveryultra-thin design can be used in situations where standard jacks cannot be usedSelf - locking nut can keep the load for a long tim···

● Ultra-thin flat plate design, suitable for other jacks can not be used 
● Light, thin, short, small, easy to carry; Operation has no work aspect limit···