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The HLA Attachments SFR84GRS72BO500 Stone Fork and Grapple combines an 84-inch regular-duty retainer-tine stone fork with a 72-inch GRS hydraulic grapple for controlled stone and debris handling. Built for skid steers with limited clearance around the grapple arms, this package provides a wide 55-inch grapple opening, closely spaced heavy-duty tines, and a 5,500 lb stone-fork capacity. The BO500 skid-steer-style quick-attach mounting configuration makes it a practical material-handling attachment for gathering, retaining, lifting, and moving irregular loads.
This HLA attachment combines the sifting and carrying characteristics of a retainer-tine stone fork with the load control of a hydraulic grapple. The 84-inch stone fork uses 1-1/4-inch-diameter tines arranged with 2-1/2-inch spacing, allowing loose material to pass between the tines while stones and larger debris are retained. Its points are 5/8 inch thick and manufactured from 400 Brinell high-strength steel.
The integrated 72-inch GRS skid steer grapple helps secure material on the fork during pickup and transport. It opens to a maximum of 55 inches and is operated by 2-1/2 x 8-inch hydraulic cylinders. The grapple configuration is specifically designed for skid steers where clearance around conventional grapple arms may be limited.
The retainer-style tine layout provides a broad working surface for collecting stone and debris while helping keep material contained. The base stone fork measures 23 inches high and 40 inches deep, providing room to support irregular material. With its 84-inch width and 5,500 lb stone-fork capacity, the attachment is configured for substantial material-handling work while retaining the ability to sift finer loose material through the tine spacing.
The hydraulic grapple adds control when handling bulky or uneven loads. Its 55-inch maximum opening accommodates larger material, while the 72-inch nominal grapple width works across the stone fork to help retain the load.
The SFR84GRS72BO500 uses HLA’s BO500 skid-steer-style quick-attach mounting configuration. It is intended for skid-steer-style quick-attach applications and is specifically designed for machines with limited clearance around the grapple arms. Confirm the machine’s mounting interface, operating capacity, lift capacity, and hydraulic capability before installation. The attachment weighs approximately 1,200 lb, which must be included when assessing the machine’s available lifting capacity.
Auxiliary hydraulics are required to open and close the grapple. HLA specifies 2-1/2 x 8-inch hydraulic cylinders for this configuration. Hydraulic flow and pressure requirements are not specified.
| Brand | HLA Attachments |
|---|---|
| Model | SFR84GRS72BO500 |
| Manufacturer base part number | SFR84GRS72 |
| Product type | Regular-duty retainer-tine stone fork with hydraulic skid steer grapple |
| Mounting configuration | BO500 skid-steer-style quick attach |
| Stone fork width | 84 in |
| Grapple nominal width | 72 in |
| Maximum grapple opening | 55 in |
| Stone fork capacity | 5,500 lb |
| Approximate weight | 1,200 lb |
| Hydraulic cylinder size | 2-1/2 x 8 in |
| Tine diameter | 1-1/4 in |
| Tine spacing | 2-1/2 in |
| Point thickness | 5/8 in |
| Point material | 400 Brinell high-strength steel |
| Base stone fork height | 23 in |
| Base stone fork depth | 40 in |