255/55/19 Comforser CF3000 M/T Terrain Tyres. Tyre Type : M/T Mud Terrain Tyres. Letter Style : Black Letters. Roadcruza tyres have based their design on a good mixture of road and off road driving experience with the chunky 3d block tread look offering outstanding performace on mud, gravel and normal road use. Uni-directional tread design: with large shoulder blocks and center blocks are for maximum traction in tough road condition. Shoulder design: For minimizing cut injury under severe road conditions. Unique shoulder blocks, protection strip and 3D sidewall: Enhance traction in muddy conditions and snowy conditions. Special compound adopted: For strong tread and high tear resistance performance.