Depending on your needs, you can get Olympic and Standard. Most Barbells used today are in Yellow, Red and Green. Up to 65% discounts on Barbells can be found only on iprice. The two best-selling Barbells currently are the 2" Lock Collars Standard Olympic Barbell Collars Weight Lifting Crossfit Gym Red (EXPORT) Intl, 2 Lock Collars Standard Olympic Barbell Collars Weight Lifting Crossfit Gym Grey and Fisca 1 Pair EVA Aquatic Exercise Dumbells Barbells Fitness Equipment Swimming Pool Exercise Water Aerobics(Red). The most popular Barbells are from BolehDeals, Valeo and ed. Barbells from these brands usually cost about S$ 11.00 to S$ 116.00.