The Slope mod for 1.5.1 adds the Carpenter’s Slope, a special block that enables you to create sloped blocks. It allows you to make sloped blocks out of any material and is perfect for construction.
All slopes are made using the Carpenter’s Slope, which looks like a regular block...
This mod for Minecraft completely changes constructing in Minecraft by adding sloped blocks. This means you can now make things such as pyramids, sloped roofs, and ramps. The possibilities are endless.
You can make sloped blocks in all 15 materials.