20m Lockable Pneumatic Telescopic Mast 30kg Payload-3.3m Close Height 
Item #: NR-3.3-20-30L-10S-51-229

1> Extended Height: 20m
2> Closed Height: 3.3m
3> Vertical payload: 30kg @0.2Mpa/29PSI working air pressure
4> Collar type: T lockable (automatic extension, retraction by manual operating)
5> Number of sections: 10 pcs
6> Section tubes diameter range: 51mm~229mm
7> Materials: Aluminum alloy 6063T5
8> Mast weight: 201kg approx.
9> Default accessories: top flange, bottom flange, air hose pipe, air control valve, retraction operating tool, guy lines mounting plate and eyebolts.

10> Chargeable accessories: Electric air compressor NR-AC1500-12L, side mounting bracket NR-S229, guy lines kit NR-G20 (4 levels, 4 lines eacy level, mounting radius 20m, 4 mounting spikes), remote control kit NR-AC02, ground mounting quadpod NR-QUADPOD229

11> Packing: plywood crate box for ocean shipment
12> Guarantee: one year
13> Leading time: 30 days

the latest information has been updated on 20250719

20m Lockable Pneumatic Telescopic Mast-30kg Payload
NR-3.3-20-30L-10S-51-229
Extended Height	:	20	m	65.6	ft
Retracted Height	:	3.3	m	10.8	ft
Vertical Payload	:	30	kg	66	lb
Working air pressure	:	0.2	Mpa	29	PSI
Collar Type	:	Locking (Automatic Extension, Manual Retraction)
Inside Electric Wires	:
Number of sections	:	10
Top section diameter	:	51	mm	2.0	in
Basement section diameter	:	229	mm	9.0	in
Mast Weight	:	201	kg	442	lb
Working temperature	:	-25~65 Celsius Degree
Materials	:	Aluminum alloy 6063T5
Default accessories	:	top flange
		bottom flange
		air hose pipe
		air control manual
		Retraction operation tool
Optional Accessories	:	Electric air compressor			AC220V/50hz, DC12V, DC24V
		Guying Rope Kits			4x4 (4 layers, 4 ropes each layer, 4 mounting spikes, mounting radius 20m)
		Side Mounting Bracket			Aluminum Materials
		Ground mounting Quadpod			Stainless Materials, 60kg approx.
		Rotation Basement
		Remote control kit			12VDC
data update on 20250718