RK chain "520"
5/8 x 1/4, standard, tensile strength: 2900kg, chain is supplied open with clip link, street use till 250cc, colour: grey inner / outer links (steel look)
RK chain "520H"
5/8 x 1/4, heavy duty, tensile strength: 3300kg, chain is supplied open with clip link, street use up to 250cc, colour: grey inner / outer links (steel look)
RK chain "520H"
5/8 x 1/4, standard, tensile strength: 3100kg, chain is supplied open with clip link, street use till 250cc, colour: colour painted outer links / grey inner links
RK chain "520S0"
5/8 x 1/4, standard O-ring chain, tensile strength: 3100kg for motorcycles and ATV up to 400cc, chain is supplied open with clip or hollow rivet link. Colour: grey steel colour outer / inner links (steel look)
RK chain "GB520KXZ"
5/8 x 1/4, Premium Motocross chain, tensile strength 3560kg, chain comes open with clip lock.
Offroad up to 450cc, colour: gold, hard-chromed bolts (HCR treatment)
RK chain "GB520SO"
5/8 x 1/4, O-ring chain, tensile strength: 3100kg, chain is supplied open with clip or rivet link, street use up to 400cc, colour: gold
RK chain "GB520MXZ5"
5/8 x 1/4, MX-racing chain, tensile strength: 3850kg, Chain comes open with clip lock.
Offroad up to 500cc, colour: gold, hard-chromed bolts (HCR treatment)
RK chain "520XRE"
(5/8x1/4) XW-ring chain
tensile strength: 3650kg, streetuse up to 800cc, chain is supplied open with clip or hollow rivet lock, color: grey (steel-colored)
RK chain "520XSO2"
(5/8x1/4) RX-ring chain, tensile strength: 3600kg, street use up to 800cc
Chain is supplied open with clip or rivet lock. Colour: grey (steel look)
RK chain "GB520XRE"
(5/8x1/4) XW-ring chain, tensile strength: 3650kg, street use up to 800cc, chain is supplied open with clip or hollow rivet lock,
color: gold
