rockSteel
rockSteel Screw-Lock
M31 SL
M31 SLN (black)
Weight: 8.1 oz (226 gm)
Breaking Strength
Major axis: 45 kN
Minor axis: 18 kN
Open gate: 12 kN
Gate opening: 1.2” (30 mm)
Certifications: CE, UIAA, NFPA
rockSteel Auto-Lock
M31 TL
M31 TLN (black)
Weight: 8.8 oz (246gm)
Breaking Strength
Major axis: 45 kN
Minor axis: 16 kN
Open gate: 12 kN
Gate opening: 1.2” (30 mm)
Certifications: CE, UIAA, ANSI, NFPA
rockSteel Manual-Lock
M31 ML
M31 MLN (black)
Weight: 8.8 oz (246gm)
Breaking Strength
Major axis: 45 kN
Minor axis: 16 kN
Open gate: 12 kN
Gate opening: 1.2” (30 mm)
rockSteel Twist-Lock
M31 TWL
M31 TWLN (black)
Weight: 8.8 oz (246gm)
Breaking Strength
Major axis: 45 kN
Minor axis: 16 kN
Open gate: 12 kN
Gate opening: 1.2” (30 mm)

