The heavy duty Beaver lever blocks are a versatile lifting and tensioning device widely used in rigging, construction, and mining. This range of lever blocks come with built-in safety overload clutch (limiter) technology, which means greater work safety when lifting or pulling. The Beaver 3S industrual chain lever block mechanism and gears are enclosed in a robust all-steel compact shell. The load chain is made of high resistance Grade 80 alloy steel that has a black finish, is heat treated, and is calibrated and marked according to ISO 3077 and ISO 1834. Beaver 'ID' plates and rivets are supplied in stainless steel (a non-conductive material) in order to avoid dangerous sparking, making them ideal for underground mining.Every Beaver 3S industrial level block is operationally tested to its rated capacity and is supplier wtih a test certificate, relating to its stamped identification side plate. This lever block comlpies to AS 1418.2 and approved Colour Coded to Match International Lifting Standard.
Product Code |
Rated Capacity |
Colour Code |
Standard Lift |
Test Load |
Effot on Lever to Lift Full Load |
No. Load Chain Falls |
Load Chain Diameter |
507080 |
0.8t |
White |
1.5m |
11.3kN |
140N |
1 |
6mm x 18mm |
507160 |
1.6t |
Violet |
1.5m |
22.5kN |
240N |
1 |
8mm x 24mm |
507320 |
3.2t |
Yellow |
1.5m |
45kN |
320N |
1 |
10mm x 30mm |
507630 |
6.3t |
Brown |
1.5m |
90kN |
340N |
2 |
10mm x 30mm |
507900 |
9t |
Orange |
1.5m |
135kN |
360N |
3 |
10mm x 30mm |
Product Code |
Rated Capacity |
A |
B |
C |
D |
E |
H |
Net Weight |
507080 |
0.8t |
148mm |
90mm |
136mm |
280mm |
30mm |
325mm |
7kg |
507160 |
1.6t |
172mm |
98mm |
160mm |
410mm |
35mm |
380mm |
11kg |
507320 |
3.2t |
200mm |
115mm |
180mm |
410mm |
40mm |
480mm |
21kg |
507630 |
6.3t |
200mm |
115mm |
235mm |
410mm |
50mm |
620mm |
31kg |
507900 |
9t |
200mm |
115mm |
316mm |
410mm |
60mm |
700mm |
47kg |
For technical drawings of these lever blocks, please see the linked data sheet below.
For more information on our special pricing available bulk/pail sales, please contact our Customer Care team.