Reviews : Life-Like-Proto Proto MAX(TM) Magnetic Knuckle Couplers Life-Like Proto Proto MAX(TM) Magnetic Knuckle Couplers $33.39 Leave a Rating! ★ ★ ★ ★ ★ OR Write a Review! Write a Review Sort 5-Star: 1 (1 ratings) 4-Star: 0 (0 ratings) 3-Star: 0 (0 ratings) 2-Star: 0 (0 ratings) 1-Star: 0 (0 ratings) Reviews ProtoMAX 20 Pair By: KGBW49 My 'layout standard' is Kadee No. 5 couplers and metal wheels. These couplers have the same functionality as the No. 5, and are an excellent companion to them. I would recommend them to anyone! (0)
