https://en.wikipedia.org/wiki/Grade_(climbing)#British_E-grade
These may be tricky. According to my understanding, the adjectival grades overlap. For example, according to both rockfax's table, E1, E2 & E3 are all plausibly equivalent to 5.10b. Table based conversions can't handle this.
https://en.wikipedia.org/wiki/Grade_(climbing)#British_E-grade
These may be tricky. According to my understanding, the adjectival grades overlap. For example, according to both rockfax's table, E1, E2 & E3 are all plausibly equivalent to 5.10b. Table based conversions can't handle this.