# Redi-Rock > Redi-Rock is a precast modular block system for building large-block retaining walls, freestanding walls, and gravity walls. The system serves commercial, municipal, and residential construction projects worldwide, with manufacturers across North America, Europe, and beyond. Redi-Rock walls are engineered using massive, one-ton interlocking blocks that stack without mortar. The system offers gravity, reinforced, and freestanding wall types with natural stone textures cast from real rock molds. Local licensed manufacturers produce and deliver Redi-Rock products. ## Products - [Wall Types](https://www.redi-rock.com/wall-types): Overview of all Redi-Rock wall systems including gravity, reinforced, and freestanding walls - [Products](https://www.redi-rock.com/products): Full product catalog of large block retaining wall systems ## Resources - [Technical Resources](https://www.redi-rock.com/technical-resources): AutoCAD drawings, construction details, design manuals, and preliminary height guides - [Knowledge Hub](https://www.redi-rock.com/knowledge-hub): Case studies, project showcases, and educational articles about retaining wall solutions - [Get a Quote](https://www.redi-rock.com/get-a-quote): Request pricing from a local Redi-Rock manufacturer ## Optional - [Redi-Rock Germany](https://www.redi-rock.de/): German language site - [Redi-Rock France](https://www.redi-rock.fr/): French language site