$14.00
Model:BK631 Material: aluminum alloySize: 111×65mmLongitudinal minimum breaking strength: 30kNMinimum transverse breaking strength: 10kNOpening force: 8kNLock door opening size: 20mmWeight: 88gImplementation standard: XF494-2023 1. Symmetrical D-shaped main lock is designed for...
Model:BK631 Material: aluminum alloySize: 111×65mmLongitudinal minimum breaking strength: 30kNMinimum transverse breaking strength: 10kNOpening force: 8kNLock door opening size: 20mmWeight: 88gImplementation standard: XF494-2023 1. Symmetrical D-shaped main lock is designed for...

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Availability: 20 In Stock

Model:BK631

Material: aluminum alloy
Size: 111×65mm
Longitudinal minimum breaking strength: 30kN
Minimum transverse breaking strength: 10kN
Opening force: 8kN
Lock door opening size: 20mm
Weight: 88g
Implementation standard: XF494-2023


1. Symmetrical D-shaped main lock is designed for high-altitude rope operations. It is an important accessory in rope rescue and can be used to connect various protective equipment during rescue.
2. The door lock has anti-slip texture and can be easily operated with gloves. 

Model:BK631

Material: aluminum alloy
Size: 111×65mm
Longitudinal minimum breaking strength: 30kN
Minimum transverse breaking strength: 10kN
Opening force: 8kN
Lock door opening size: 20mm
Weight: 88g
Implementation standard: XF494-2023


1. Symmetrical D-shaped main lock is designed for high-altitude rope operations. It is an important accessory in rope rescue and can be used to connect various protective equipment during rescue.
2. The door lock has anti-slip texture and can be easily operated with gloves. 

size chest(in.) waist(in.) hips(in.)
XS 34-36 27-29 34.5-36.5
S 36-38 29-31 36.5-38.5
M 38-40 31-33 38.5-40.5
L 40-42 33-36 40.5-43.5
XL 42-45 36-40 43.5-47.5
XXL 45-48 40-44 47.5-51.5
size chest(in.) waist(in.) hips(in.)
XS 34-36 27-29 34.5-36.5
S 36-38 29-31 36.5-38.5
M 38-40 31-33 38.5-40.5
L 40-42 33-36 40.5-43.5
XL 42-45 36-40 43.5-47.5
XXL 45-48 40-44 47.5-51.5