that's the idea isn't it? to strengthen your lower back...haha
RuidoAnticapitalista 2 years ago
puts a great amount of load on the low spine
aim2378 2 years ago
that's the idea isn't it? to strengthen your lower back...haha
RuidoAnticapitalista 2 years ago
puts a great amount of load on the low spine
aim2378 2 years ago