Product ID Description YT3231 Monitor Arm XS aluminum Max range: 4.13“ (10.5cm) Max monitor weight: 33.06lbs (15kg) YT3230 Monitor Arm M aluminum Max range: 19.89“ (50.5cm) Max monitor weight: 33.06lbs (15kg) YT3229 Monitor Arm XL aluminum Max range: 27.76“ (70.5cm) Max monitor weight: 22.04lbs (10kg) YT3228 Monitor Arm SL aluminum Max range: 17.72“ (45cm) Max monitor weight: 22.04lbs (10kg) m!ka Monitor Arms aluminum m!ka Monitor Arms black m!ka Monitor Arms Product ID Description YT3631 Monitor Arm XS black Max range: 4.13“ (10.5cm) Max monitor weight: 33.06lbs (15kg) YT3630 Monitor Arm M black Max range: 19.89“ (50.5cm) Max monitor weight: 33.06lbs (15kg) YT3629 Monitor Arm XL black Max range: 27.76“ (70.5cm) Max monitor weight: 22.04lbs (10kg) YT3628 Monitor Arm SL black Max range: 17.72“ (45cm) Max monitor weight: 22.04lbs (10kg) Product ID Description YT3801 YT3802 3-8kg m!ka EasyLiſt Monitor Arm S 7-15kg Max range: 14.37“ (36.5cm) Max height: 11“ (28cm) YT3811 YT3812 3-8kg m!ka EasyLiſt Monitor Arm M 7-15kg Max range: 20.28“ (51.5cm) Max height: 16“ (40.5cm) YT3821 YT3822 3-8kg m!ka EasyLiſt Monitor Arm L 7-15kg Max range: 20.28“ (51.5cm) Max height: 12“ (30.5cm) m!ka EasyLiſt