½-13 stud (this was a bolt welded from the back side of the liner) with acorn nut on the older k series
¼-20 bolts with a threaded insert on liner on current production except the SPK500, it still has the ½-13 stud
BBR-700,
BBR-79,
BBR-79-1,
BBR-79-2,
BBR-79-3,
BBR-79-C,
BMJ-1000,
BMJ-15E,
BMJ-200E,
BMJ-200i,
BMJ-350i,
Burner / Elements,
MLR-150,
MLR-150-M,
MLR-850,
OT-300,
Rolltisserie,
Rolltisserie RL,
Rolltisserie RS,
SC-600,
SP-1000,
SP-700,
SP-700-M,
SP-750,
SPK-1000,
SPK-1400,
SPK-1400-M,
SPK-280,
SPK-280-M,
SPK-500,
SPK-500-M,
SPK-700,
SPK-700-M,
SPX-300,
SPX-300-M,
SPX-500,
SRG-400,
UXR-100,
XLR-1000,
XLR-1400,
XLR-1400-M,
XLR-1600,
XLR-1600-4,
XLR-350,
XLR-600,
YK-100A,
YK-200
Firebox Removal Bolt & Nut Sizes
Coby Poluk |