5 Lbs Counter Sack
Precision 5 lbs counterweight sack engineered from heavy-duty 1000D Cordura ballistic nylon with integrated stainless steel rigging carabiner and box-X reinforced webbing. Designed for fine-tuning boom arm fulcrums, jib counterbalance baskets, and tabletop grip rigs with surgical precision. Backed by the First-Ever Full Lifetime Warranty.
SKU:
SSB-SBBAS-005
5 Lbs Counter Sack
Engineering Fact Sheet & Mechanical Specifications
Performance & Load Metrics Rigging Certified
| Working Load Limit | 5 lbs (2.3 kg) Certified Ballast Mass |
| Mechanical Architecture | Dual Butterfly Saddle Configuration (Drapes Over Stand Legs & Booms) |
| Track / Sled Standard | Dual Butterfly Saddle Chambers with Center Grip Webbing |
| Safety Design Factor | 5:1 ASME B30.26 Ballast Safety Design Factor |
Materials Science & Metallurgy ASTM Standards
| Primary Material | 1000D Ballistic Cordura Nylon & Mil-Spec High-Tensile Webbing |
| Structure / Section | Dual Inverted Heavy-Duty Zippers with Hook-and-Loop Storm Flap Closures |
| Mounting Interface | Reinforced Box-X Stitch Webbing Handle & 316 Stainless Steel D-Rings |
| Corrosion Protection | Water-Resistant Polyurethane Internal Coating & UV-Resistant Dope-Dyed Weave |
Cinema Rigging Physics & Mechanical Safety Protocols
Hollywood Stage StandardsStage stability requires net restoring torque exceeding overturning torque: Ξ£M = Mrestoring - Moverturning > 0. A 5 lb sandbag placed on the outermost stand leg (rleg = 1.6 ft) generates:
Mrestoring = Wsandbag Γ rleg = 5 lbs Γ 1.6 ft = 8.0 ft-lbs (10.8 NΒ·m)
ALWAYS drape the saddle sandbag over the highest/outermost stand leg located directly beneath the cantilevered load. The bag must rest entirely on the leg without touching the floor so that 100% of normal ballast force transfers to the stand footprint rather than dissipating into the ground.
Constructed from 1000-denier textured Cordura ballistic nylon weave (300+ lbs tear strength) with dual inverted spill-proof zippers and heavy hook-and-loop security storm flaps, guaranteeing zero silica sand leakage inside grip trucks or sound stages.
Fitted with mil-spec nylon webbing straps and heavy stainless steel D-rings. Drapes securely across boom arms, pipe grids, and combo stands to counteract high-altitude wind loads (Fwind = 0.5 Γ Ο Γ v2 Γ Cd Γ A) and heavy offset lighting modifiers.
Model SKUs & Variant Specifications
| Variant SKU | Finish / Option | Key Specification | Weight | List Price |
|---|---|---|---|---|
| SSB-SBBAS-005 | 5 Lbs Counter Sack | Standard Option | β | $24.00 |
| SSB-SGBAS-005 | 5 Lbs Counter Sack | Standard Option | β | $24.00 |
| SSB-SLBAS-005 | 5 Lbs Counter Sack | Standard Option | β | $24.00 |
| SSB-SWBAS-005 | 5 Lbs Counter Sack | Standard Option | β | $24.00 |
Complete Your Grip Rigging & Ballast Setup
Engineered to secure Norms C-Stands, Combo Stands, Overhead Mombo Stands, and Boom Arms for maximum on-set mechanical safety.
First-Ever Full Lifetime Warranty
100% factory coverage on structural welds, castings, and mechanical components. Built for generations of cinema production.
Product Info
| Options / Variations | |
|---|---|
| Color | Black or Green or Blue or Brown |
| T-Shirt Sizes | |
|---|---|
| Fill Type | Sand Filled |