
Rock Forged FF77 20x10 -19mm Gloss Black with Machined Spokes
$294.99
per wheel
$1,179.96 Set of 4
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Specifications
| Brand | Rock Forged |
| Model | FF77 |
| Part Number | FF77-201052739-19BM |
| Diameter | 20" |
| Width | 10 |
| Offset | -19 |
| Bolt Pattern | 5x127.0 (5x5), 5x139.7 (5x5.5) |
| Centerbore / Hub | 78.10mm |
| Backspace | 4.75 |
| Material | Flow Formed |
| Construction | 1-Piece |
| Fitment Note | Lifted Truck |
| Hidden Lugs | Yes |
| Load Rating | 2500 lbs |
| Weight | 37.13 lbs |
| Color | Black Machined |
| Finish | Gloss Black with Machined Spokes |
About the Rock Forged FF77
The Rock Forged FF77 is built using a flow-forming manufacturing process, a technique that applies high-pressure rollers to a cast aluminum barrel under heat, stretching and aligning the grain structure of the metal. This results in a wheel that achieves a higher tensile strength and reduced weight compared to traditional low-pressure casting, offering a meaningful performance advantage without the cost of full forging.
This Rock Forged FF77 is available in 20x10, -19mm offset, 5x5,5x5.5 bolt pattern. Finished in Gloss Black with Machined Spoke Faces.