Guide Jetpack lvl 50>55

Crafting your JET PACK lvl 55

FIRST YOU NEED DO ANY LVL 55 0 GRADE, THE COMBINE IN HERO THIS ITENS:

THEN AFTER YOU NEED DO UPGRADE GRADE/GRADE OF YOUR BOOSTER IN MAX 99 GRADE:

FOR UPGRADE THE GRADE USE YOUR JET LVL 55 IN PLACE OF LVL 50

GRADE MAX : 99

FONT: https://venomheal.blogspot.com.br/2011/02/aiming-booster.html

thx