Interesting furling system....anyone have expereince with this system

http://www.aladocanada.ca/

http://www.aladocanada.ca/foil.htm

http://www.aladocanada.ca/spec.htm

MODEL
NUMBER TYPICAL
LOA TYPICAL STAY
DIAMETER MAX. STAY
LENGTH LIST
PRICE US$ PROMO
PRICE US$
A0 20' 1/8" 30' $612 $499
A1 25' 3/16" 35' $739 $599
A2 32' 1/4 " 40' $862 $699
A3 36' 5/16" 50' $1199 $975
A4 40' 3/8" 55' $1815 $1475
B1 40' 3/8 " 55' $2123 $1725
B2 50' 7/16" 65' $2877 $2338
B3 60' 1/2 " 75' $3662 $2975
B4 70' 9/16" 85' $4415 $3588