BTL yo-yo

Very good below treeline riding on a solid ‘right side up’ snowpack. Snowpack assessment: ~2200m NNE aspect 28 degree slope Temp: -10 HS 80cm Top 30cm fist 20cm 4 finger Significant crust 20cm 1 finger 10cm pencil Compression test: Sudden collapse result at CTM3 on the crust down 50cm (deep persistent weakness) ECT: Sudden collapse on hard 3. Same layer. No propagation. On the right aspect at the right elevation, the snow is great!