It may prove challenging to load heavier dumbbells into position on the floor and risk breaking your adjustable dumbbells by dropping them so use moderate weight for higher reps to create tension and get a pump.
Floor dumbbell skull crushers.
You ll sacrifice the amount of weight you can use because dumbbells are harder to control but that s not necessarily a bad thing.
Dumbbell skull crushers are typically performed with a weight in each hand although you can also hold one dumbbell in two hands.
Lying skull crusher form.
Skull crushers aka lying triceps extensions are a move traditionally performed lying down on a bench or exercise mat with a pair of dumbbells or an ez curl bar just one of many barbells at the gym you hold the weight over your face hence the name skull crusher with elbows pointing up then use your triceps the muscles on the back of your upper arm to straighten your elbow and pull.
To perform the standard version grab a pair of dumbbells and lie face up on a bench with your feet flat on the floor.
Let your elbow act as a hinge and bring the weights down past the ear lobe.
Do 10 to 12 floor skull crushers followed by 6 traditional bar to forehead skull crushers.
Floor dumbbell skull crusher lying on your back with dumbbells in each hand you will bring your shoulder blades down and back against the floor engaging yo.
With dumbbells each arm has to work independently.
You re also able to perform these with different grips which affects how the triceps are recruited.
Then rep out on close grip floor bench presses.
Laying flat on your back bring the dumb bells up over chest.
Just remember to concentrate on your grip you don t want to drop the weights and literally crush your skull.