2022 Ronstan Marine Catalogue - Flipbook - Page 11
SPORTS BLOCKS
Series 20 Orbit
9
© Topper
RF25109
RF25109HL
Dyneema® lashing
supplied with RF25109HL
Suits up to 4mm (5/32”) lashing
Dyneema® lashing supplied
with RF25109
Suits up to 4mm (5/32”) lashing
Ideal for higher load applications
RF9003-07
RF21107
RF21107
with webbing
attachment
RF21107
with Dyneema®
link attachment
RF21107 suits up to 10mm (3/8”)
webbing or RF9003-07 Dyneema® link.
Control lines.
BB Sheave: High compression strength acetal.
2-stage ball bearing system.
Leech lines.
Cunninghams.
HHL Sheave and bearing race: Grade 2205
stainless steel.
Hollow hub for becket take-off.
Load straps (RF21107): Grade 316 stainless steel.
Cascading vangs.
Frame/cheeks: Toughened, glass fibre
reinforced nylon.
Kite bridles.
Ball bearings: Grade 316 stainless steel.
PRODUCT No.
DESCRIPTION
SHEAVE
DIAM.
mm
MAX.
ROPE
mm
M.W.L.
kg
B.L.
kg
WEIGHT
g
SHEAVE
DIAM.
in.
MAX.
ROPE
in.
M.W.L.
lb
B.L.
lb
WEIGHT
oz
20
5
200
400
14
3/4
3/16
440
880
0.5
20
6
250*
550
9
3/4
1/4
550*
1210
0.3
20
6
300*
900
14
3/4
1/4
660*
1980
0.5
Ball Bearing
RF21107
Single block, becket hub, suits 10mm (3/8”) webbing
Single block, becket hub, incl. 750mm (30”) x 1.7mm (1/16”) diameter,
RF25109
Dyneema® lashing line
Single block, becket hub, incl. 750mm (30”) x 1.7mm (1/16”) diameter,
RF25109HL
Dyneema® single braid lashing line
Accessories
RF9003-07
Dyneema® link to suit RF21107
* Block must be lashed through hub. The supplied lashing line must have three passes through head and hub to achieve rated load.
MWL & BL are dependent on the strength of lashing. Knots, splices, stitching will generally have a lower BL than the line itself.