JTVD

Compact design, low headroom for wider usage;

High precision machining gears with higher strength, and better toughness;

High precision sealed bearing with lighter hand force and higher mechanical efficiency ;

Impact resistant gear cover, improving the strength and hardness;

Double pawls brake system – reinforced pawl, ratchet disc and brake Disc;

Double high precision CNC machining load chain guides;

Dust cover on brake system can effectively prevent rain and mortar intrusion;

Engineering optimized hand chain wheel groove and unique curled edge for the hand cover, preventing hand chain stack in fast operation;

High quality alloy steel forging hook;

T80 load chain with high precision, high strength and chain strength up to 1000N/㎡;

High strength chain end connection, with 2.5 times safety factor;

Super robust, much higher than 1500 cycles EN 13157 endurance testing.