Part # 1720 Wolff Gun Springs for Smith & Wesson Revolver Models K L N Frame
Revolvers.
Contains 1 each of 13, 14 and 15 lb reduced power rebound springs and 1 standard power Power Rib mainspring.
K Frame Models: 10, 12, 13, 14, 15, 16, 17, 18, 19, 65, 66, 67, 617, 648
L Frame Models: 581, 586, 681, 686, 696
N Frame Models: 24, 25, 27, 28, 29, 57, 610, 624, 625, 627, 629, 657
Replacement springs improve trigger function Performance.