2 3/8" X 3" (60mm X 75mm)

(front skirt)   S.L.1        

(rear skirt) STAS 810-72

Picture courtesy Bob Berry

2 3/8" X 3" (60mm X 75mm)

(front skirt)

(rear skirt) S.L.1 / STAS 810-59

2 3/8" X 3" (60mm X 75mm)

(front skirt)   S.L.1        

(rear skirt) STAS 810-52

Picture courtesy Bob Berry

2 3/8" X 3" (60mm X 75mm)

(front skirt) S.L.1 / STAS 810-52

Picture courtesy Zoltan Drinoczi