TOWER CRANE
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In Proficiency (HK), we understand each construction is a tough row to hoe. Main Contractors aims to solve the urging issue in the most cost-efficient way, but they are often overwhelmed by the variety of equipment brands and options. Proficiency (HK) is here to bridge this gap between the contractor and the manufacturer, as we seek only the best equipment customised just for our clients. Just send us your enquires and our team of professional engineers will solve your problem at the drop of a hat.

Wolff 320B
Wolff 320B

YOM 1998 Type Luffing Jib Jib Length 50m Mast Height Free standing height: 40.5m Max.Capacity: 14t @ 5.0-15.0m (1-fall) Tip Capacity: 5.5t @ 50m (1-fall) Condition: Good

Wolff 700B
Wolff 700B

YOM: 2013 Type: Luffing Jib x 2 Internal Climbing Jib Length: 45m (70m upon request) Mast Height Free standing Height: 45.8m (can be increased upon request) Max. Capacity: 40t @ 4.6-19.5m (2-fall) Tip Capacity: 1 6.8t @ 45m (2-fall) Condition: Excellent

Wolff-7532
Wolff-7532

Type Trolley Jib Jib Length 76.6m Max. Capacity 28t @ 4.5-16.0m (2-fall) Tip Capacity 6.7t @ 50m (2-fall)

Wolff 630B
Wolff 630B

YOM: 2014 Type: Luffing Jib Jib Length: 55m (Up to 70m upon request Or 60m for 3-fall operation) Mast Height: Free standing height: 48.1m Final height: 93.1m (can be increased upon request) Max. Capacity 42t @ 6.2-16m (3-fall) Please refer to the load chart document for more information Tip Capacity 8.1t @ 60m (3-fall) Condition Excellent

Wolff-355B
Wolff-355B

YOM 2010& 2012 Type Luffing Jib x2 Jib Length 40m (60m upon request) 50m (60m upon request) Mast Height Free standing height: 37.5m Maximum height: 69.0m Free standing height: 27m (both can be increased upon request) Max. Capacity 14t @ 3.6-33.5m (1-fall) 28t @ 4.5-16.0m (2-fall) Tip Capacity 11.6t @ 40m (1-fall) 6.7t @ 50m (2-fall) Condition Excellent

Kroll-K1000
Kroll-K1000

Type Trolley Jib Jib Length Up to 78m Max. Capacity 30t @ 7-33m Tip Capacity 11t @ 78m

Kroll-K1400
Kroll-K1400

YOM 2012 Type Trolley Jib x 3 Jib Length 42.5m 51.8m 63.4m (80m upon request) Mast Height Free standing height: 54.1m Free standing height: 62.0m Free standing height: 77.1m (Can be increased upon request) Max. Capacity 60t @ 8.5-28.7m (6-part) 60t @ 8.5-28.7m (6-part) 60t @ 8.5-28.7m (6-part) Tip Capacity 37.6t @ 42.5m (6-part) 29.6t @ 51.8m (6-part) 23.0t @ 63.4m (6-part) Condition Excellent

Kroll-K1800
Kroll-K1800

Type Trolley Jib Length 80m Max. Capacity 40t @ 9-40m Tip Capacity 17t @ 80m