JTVD Chain Block
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 to1000N/m
High-strength chain end connection, with 2.5 times safety factor
Super robust, much higher than 1500 cycles EN13157 endurance
testing