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HLA Attachments SFRH90GR84BO500 90-Inch Heavy-Duty Stone Fork with GR84 Grapple combines a high-capacity retainer-tine stone fork, an 84-inch hydraulic utility grapple, and a BO500 universal skid-steer-style quick-attach interface in one robust material-handling attachment. Designed for handling stone and debris, this assembly provides a 90-inch working width, a published stone-fork capacity of 9,500 lb, and a grapple opening of up to 70 inches. Heavy-duty round tines, closely spaced openings, high-strength steel points, and dual hydraulic cylinders make it a capable solution for demanding cleanup and material-handling work.
The SFRH90 stone fork uses retainer-style tines to support and carry stone and other debris while allowing smaller loose material to pass through the 2-3/4-inch spaces between the tines. Its 1-3/4-inch-diameter tines provide a durable working surface for demanding applications. Each tine is equipped with a 3/4-inch-thick point manufactured from 400 Brinell high-strength steel.
With a published 9,500 lb stone-fork capacity, the attachment is built for substantial material-handling tasks. The stone fork measures 90 inches wide, 31 inches high, and 50 inches deep, providing a broad platform for collecting and carrying material.
The paired GR84 regular utility grapple is 84 inches wide and opens to a maximum of 70 inches. This generous opening helps accommodate bulky, irregular material and allows the grapple to close over loads held on the stone fork. Two 2-1/2-inch by 8-inch hydraulic cylinders operate the grapple, providing controlled hydraulic clamping for material retention during handling and movement.
The complete SFRH90GR84 assembly has an approximate published weight of 2,030 lb. This attachment weight should be considered when selecting and operating the carrier.
The BO500 mounting configuration uses a universal skid-steer-style quick-attach interface. The GR84 regular utility grapple is paired by HLA Attachments with the 90-inch SFRH90 heavy-duty stone fork in this configuration. Confirm that the intended carrier has the appropriate quick-attach interface, hydraulic connections, and sufficient operating capacity for the attachment and planned load.
The hydraulic grapple is supplied with two 2-1/2-inch by 8-inch cylinders. Published hose options include the HK90 90-inch hose kit with flat-faced couplers and the HK9090 hose kit with 90-degree flat-faced couplers. An SHMK spring hose mount kit is also a published option. Hydraulic flow and pressure requirements are not specified.
| Manufacturer | HLA Attachments (Horst Welding) |
|---|---|
| Model | SFRH90GR84BO500 |
| Base Attachment Model | SFRH90GR84 |
| Product Type | Heavy-duty retainer-tine stone fork with hydraulic regular utility grapple |
| Stone Fork Width | 90 in. |
| Grapple Width | 84 in. |
| Stone Fork Height | 31 in. |
| Stone Fork Depth | 50 in. |
| Stone Fork Capacity | 9,500 lb |
| Maximum Grapple Opening | 70 in. |
| Tine Diameter | 1-3/4 in. |
| Tine Spacing | 2-3/4 in. |
| Point Construction | 3/4 in. thick, 400 Brinell high-strength steel |
| Grapple Cylinders | Two 2-1/2 in. x 8 in. hydraulic cylinders |
| Mounting Code | BO500 |
| Mounting Interface | Universal skid-steer-style quick attach |
| Approximate Weight | 2,030 lb |
| Published Options | HK90 hose kit, HK9090 hose kit, and SHMK spring hose mount kit |