Attributes . Blade Length Group . Values

0 ft to 3 ft 11 in (2)   0 ft to 3 ft 11 in (0 t. (10)   10 ft to 10 ft 11 in (79)   11 ft to 11 ft 11 in (60)   12 ft to 12 ft 11 in (71)   13 ft to 13 ft 11 in (78)   14 ft to 14 ft 11 in (80)   15 ft to 15 ft 11 in (81)   16 ft to 16 ft 11 in (63)   17 ft to 19 ft 11 in (106)   20 ft & Up (52)   4 ft to 4 ft 11 in (48 . (19)   5 ft to 5 ft 11 in (60 . (22)   6 ft to 6 ft 11 in (72 . (18)   7 ft to 7 ft 11 in (5)   7 ft to 7 ft 11 in (84 . (34)   8 ft to 8 ft 11 in (96 . (34)   9 ft to 9 ft 11 in (7)   9 ft to 9 ft 11 in (108. (53)