- 2 in 1 Strength Training Machine: Work both sides of your arms with a single machine. Easily switch between a preacher curl bench and a tricep extension machine to target opposing muscle groups and build your overall upper body strength.- Adjustable Height Machine: Built for users of all sizes, our adjustable bicep tricep machine features 6 elbow heights and 5 seat heights for an optimal, comfortable fit that keeps your attention on the next rep.- Custom Weight Options: You can add 1" standard or 2" Olympic weight plates to our bicep curl machine. It supports a max load of 132 lbs., allowing you to work your way up to higher weights.- Optimized Training Angles: Have focused muscle engagement. Our preacher curl machine offers 25 starting angles. Simply toggle the pin, and you're ready for an optimized set.