TM 51-20: Small Portable Tower

Mobile Tower Units (MTU)

The multipurpose, all-terrain 51-20 portable tower system is suitable for both on and off-road use.  This mobile trailer can be equipped with towers ranging from our extra-extra-heavy-duty (XXHD) 50 ft (15 m) tower to our heavy-duty (HD) 100 ft (30 m) tower.  The 51-20 incorporates a large deck for accessories and equipment, making this one of our most popular and versatile mobile trailer tower systems.

Small Portable Tower

These integrated mobile systems, coupled with a small portable tower, can handle just about any terrain. Boasting substantial ground clearance and high mobility, the 51-20 model makes for a well-rounded mobile tower unit (MTU). A wide array of accessories, including small equipment cabinets and generators, are available with this mobile trailer tower, along with a 25 ft (7.62 m), 50 ft (15.24 m), 75 ft (22.86 m), or 100 ft (30.48 m) portable tower to provide a complete mobile trailer tower system.

The 51-20, like all of our integrated mobile towers, comes equipped with a hot-dip galvanized chassis and aluminum tread plate decking. This mobile tower unit (MTU) also includes a galvanized torsion spring axle, interchangeable coupler (lunette eye, ball, etc.) and adjustable height coupler channel, LED DOT lighting, and many other features standard to our small, portable trailer tower systems. One of our best-selling mobile trailer tower units, the 51-20 is a versatile, user-friendly, and robust unit. Combined with its integrated accessories, the 51-20 provides a complete turnkey solution.

This small portable tower system can be towed by smaller vehicles, including SUVs, light-duty trucks, and some cars. Its weight makes it highly mobile, perfect for applications that may be off the beaten path. The 51-20 is a rugged and robust mobile tower system that will provide years of service for any requirements you may have. Some of the features include:

  • A 5 ft 6 in W x 16 ft 11 in L (1.67 m x 5. 13 m L) deck and a single axle configuration allows for easy transportation to remote locations.
  • Capable of holding smaller gensets and small equipment cabinets, as well as Aluma coax reels and antenna tubes, and many optional accessories.
  • Most of our guyed towers can be coupled with our 51-20, including the popular T-100H to reach nearly 100 ft (30 meters).
  • With a single axle and low tongue weight, most trucks are capable of towing our 51-20 portable tower systems.
  • The complete specifications can be found below.

For more information on the TM 51-20 please contact us.

Specs

Specifications TM 51-20
TOWERS AVAILABLE WITH UNIT GUYED – 25 ft TO 100 ft
TRAILER WIDTH OVERALL 89 1/2 in (227.3 cm)
TRAILER WIDTH, FRAME ONLY 66 in (167.6 cm)
TRAILER DECK HEIGHT 23 in (58.4 cm)
TRAILER LENGTH OFTALL (W/O COUPLER) 21 ft 10 in  (262 in ) / 6.7 m (665.5 cm)
TRAILER GROSS VEHICLE WEIGHT (GVWR) 5,190 lb (2,354 kgs)
TRAILER BARE WEIGHT 1,7000 lb (771 kg)
TRAILER GROSS AXLE WEIGHT (GAWR) 5,200 lb (2,359 kgs)
TRAILER APPROX. WEIGHT SHIPPED
(VARIES WITH DIFFERENT ACCESSORIES )
2,850 lb (1,293 kgs)
NUMBER OF AXLES 1 (SINGLE)
AXLE CAPACITY RATING (EACH) 5,200 lb (2,359 kgs)
COUPLER CHANNEL (POSITIONS/HOLES) 5 POS./6 HOLES
STANDARD COUPLER SIZE 20,000 lb CAP, 6 HOLE/5 POSITION
ELECTRIC BRAKES YES
TIRE SIZE (NOTE: ALL RADIAL TIRES!) ST23585R/16
TIRE LOAD RANGE E
TIRE CAPACITY AND LOAD RATE 2,835 lb (1,286 kg)
TIRE PSI 80 psi (551.6 kpa)
WHEEL / RIM SIZE (DIA./WIDTH/BOLT PATTERN ) 16 in  / 6 in  / 6 ON 5.5 in
FINISHED HEIGHT, TOWER IN USAGE POSITION 122 in (310 cm)
FINISHED HEIGHT, TOWER IN STOWED POSITION 98 in (249 cm)
OVERALL LENGTH WITH TOWER MOUNTED 26 ft (312 in ) / 7.9 m (792 cm)
UID Label MIL-STD-130 Available