For PIP extension limitations of 45° or less. Adjustable spring extension splint to assist the proximal interphalangeal joint into increased extension. Provides more forceful extension assistance than Extension Finger Splint 7053. Also has a lesser extension effect on the metacarpalphalangeal joint. Force of 3-3/4 lbs. (1.4kg) when flexed 45° or more; 1-3/4 lbs. (653g) at full extension. Fits either hand. Measure from palmar crease to distal finger crease. Latex free.