Home / Retail Showroom / Axle Parts / Spring Seat For 3in Round Axles 3-42 Spring Seat For 3in Round Axles 3-42 Spring seat for 3″ round axles. Welds on. Categories: Axle Parts, Retail Showroom Product ID: 3290 Related products 3 1/8in Shackle Strap 115208 Buy now 1/2in-20 Plain Flanged Nut 12N Buy now DEXTER 23-105 ELECTRIC BRAKE ASSEMBLY LH 12″ 6K Buy now DEXTER 23-181 ELECTRIC BRAKE ASSEMBLY RH 12″ 7K Buy now