20MT,22MT,25MT & 27MT (12v) - 8.0mm Thick x 19.0mm Wide x 19.0mm Long; for Starters with Straight-Walled Cases (R-120; 3300, 3725, 3764, 4000, 4193, 4266, 4267, 4271, 4272, 4274, 4275, 4276, 4280, 4283, 4307, 4318, 4392, 4393, 4398, 4516, 4537, 4778, 4949, 6147, 6157, 6162, 6164, 6165, 6166, 6167, 6168, 6173, 6177, 6179, 6180, 6305, 6343, 6512, 6519, 6521, 6536, 6542, 6543, 6736, 6738, 6739, 6740, 6743)