The Bagboy Quad XL has a stand and cart bag friendly upper bag bracket with adjustable support arms lock the golf bag into place. Durable handlebar grip smart phone holder and easy one-step handle adjustment accommodates golfers of all heights. Super compact for storage and transportation. and lightweight, solid foam maintenance free tyres. Integrated beverage holder, Tee and ball marker holder and Umbrella holder. TOP-LOK Technology is an innovative bag to cart attachment system designed to securely lock any BagBoy golf bag onto the BagBoy push cart. This patented design prevents the bag from twisting or turning, eliminating the need for cart straps. *Top-Lok only compatible with 2017 Bag Boy Cart & Stand Bags. Folds down to 41cm x 61cm x 43cm