These Rib Holders Are Used With The Magic Magnet Building Board System.
FEATURES: Direct Replacement Part
Used For Holding 1/16" to 3/32" Ribs Secure While Building The Wing
INCLUDES: Ten Pair Red Plastic Rib Holders (male and female)
REQUIRES: Magic Magnet Building Board with magnets for attachment.
(GPMR720 for additional magnets) ir/jl