Stihl MS661 / MS 661 Chainsaw Chain 20" (50cm) - 3621 000 0072 / 36210000072 Rapid Super Chain - 72 Drive Links Challenge Xtreme Stihl 3686 000 0074 Chainsaw

Stihl 3686 000 0074 Chainsaw Chain - Stihl Rapid Micro - RM - 74 Drive Links fits 18" (45cm) Stihl MS271 chainsaw

M21LPX056E / M21LPX056X / M21LPXO56E / M21LPXO56X DuraCut (Formerly MultiCut) Chainsaw Chain - 56 Drive Links

not 'Overall Length'

73LPX089E - Oregon Chainsaw Chain - 89 Drive Links

The picture is a 'common library picture' and is to give an indication only of the sprocket style of 513445

Stihl MS661 / MS 661 Chainsaw Chain 20" (50cm) - 3621 000 0072 / 36210000072 Rapid Super Chain - 72 Drive Links Challenge Xtreme Stihl 3686 000 0074 ChainsawStihl 3621 000 0072 Chainsaw Chain Stihl Rapid Super RS 72 Drive Links fits 20" (50cm) Stihl MS661 chainsaw. A high performance full chisel saw chain for professional forestry & arborists. Uses include felling, bucking, limbing in medium to heavy stands with mid to high powered chainsaws. Chain Pitch; 3 8" Chain Gauge; 1. 6mm (0. 063") Sharpening File Size; 5. 2mm (13 64") 36210000072 We recommend that you count the number of drive links in your old