Selling Points：
01, Lifting pipe: high-strength aluminum alloy, sturdy & sleek. Roller: dedicated screw rods as sliding bearings, 1.5 mm thickened base plate, high-strength aluminum for durability.
02,First-section sheave frame: optimized as welded bracket with guaranteed bend angles and reinforcement ribs for added rigidity.
03,Winch: Genie-type design for superior durability.
04,Bearing clamp: simple structure, reliable locking, easy disassembly & maintenance.
05,Stabilizer rotary joint: optimized spacer sleeve, secure fixation, smooth rotation, reliable structure.
06,Sequential lifter: ensures mast sections raise/lower in order for higher safety
07,Sheave: high-strength injection-molded part. Dedicated screw rod with optimized shaft-to-bearing fit, superior structure vs competitors. Sheave fixing block: No.5 zinc alloy, higher strength, mold-made for precise angles & dimensions.
08,Mast: added maintenance access to anti-drop mechanism for easy servicing.
09,Mast lower stop: dual limit with rubber damping pads each, effective shock absorption, no noise.
10,Left/right leg mounting: uses mounting plates & upper limit boards for leg deploy/retract. Simple & reliable.
11, Optimized outrigger extension and retraction wheel structure enables smooth and effortless pin insertion and removal by a single operator.
12,Leg retract wheel: 3.5" polyolefin wheel with snap ring & washer on each side. Simple, reliable - eliminates the complexity and poor operability of the old.
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