ISC has significantly updated its range of quick release boxes for motor sport.

A series of new streamlined QRB’s are now available in rotary or lost motion format and are significantly slimmer & lighter than the standard range. All qrb’s are available in a range of colours - powder coated with a pearlescent paint.

Streamline Range > Lever less Lids

QR170 Rotary QRB Diameter>70mm Height>28.5mm Weight>385g

QR172 Lost motion QRB Diameter>69mm Height>34mm Weight>420g

Streamline Range > Levered Lids

QR171 Lost Motion QRB. Diameter>68mm Handel Length>19mm Height>37mm Weight>450g

QR173 Lost motion. Short Handle Length>9mm The ½ lever version is available to suit SFI standards

All Streamline QRB’s are available with ejector springs.

Standard Range > Lever less Lids

QR153 Rotary QRB Diameter>69mm Height>41mm Weight>510g

QR172 Lost motion QRB Diameter>69mm Height>34mm Weight>420g

Standard Range > Levered Lids

QR156 Lost motion QRB Diameter>60mm Handel Length>30mm Height>44mm Weight>480g All dimensions not ncluding tangs All weight including tangs

QR157 Diameter>67mm Height>34mm Weight>690g

Stainless steel versions of QRB’s and fittings are also available for specialist use particularly in marine applications such as military, air/sea rescue or coast guard.

AP153 Width >123mm Height>38mm Weight>40g Chrome Nickel Plated as Standard

AP154 Width >63mm Height>63mm Weight>40g Chrome Nickel Plated as Standard

ISC also manufactures a range of complementary harness fittings to suit 75mm (3”) 50mm (2”) & 45mm (1”3/4) harness webbing.

BU171		BU172		SH101		Accessories